As we come into a season where our hearts are drawn again to the death, burial, and resurrection of Jesus Christ, we are reminded that the Christian life has always been a life of faith. We are saved by faith in Christ. We walk by faith in Christ. And very often, we are stretched by faith when God gives a promise but does not seem to move as quickly as we expected. Few stories capture that tension more clearly than the story of Sarah. Her life reminds us that even sincere believers can struggle in seasons of delay, and even those who laugh in disbelief can still become examples of genuine faith.

Hebrews 11:11 says, “Through faith also Sara herself received strength to conceive seed, and was delivered of a child when she was past age, because she judged him faithful who had promised.” That is one of the most beautiful statements in all the Bible. Sarah is not remembered in Hebrews 11 for her laughter, her weakness, or her confusion. She is remembered because she came to a settled conviction about the character of God. She judged Him faithful. That is the heart of faith. Faith is not confidence in ourselves. Faith is not confidence in circumstances. Faith is confidence in the God who makes the promise.

Sarah’s story is deeply practical for us because we know what it is to wait. We know what it is to pray and not see immediate answers. We know what it is to hear truth from God’s Word, believe that it is true, and then walk through long stretches where nothing seems to happen. In those moments, the real issue is not merely patience. The real issue is whether we still believe that God is faithful. Sarah’s life teaches us that disbelief does not have to be the end of the story. By God’s grace, disbelief can be followed by belief.

1. Faith Begins with the Promise of God

The story really begins in Genesis 15, when God came to Abram and gave him a clear promise. Abram had no son, no heir of his own, and no visible reason to think that the future God described could ever become reality. Yet the Lord spoke with certainty and power. He brought Abram out beneath the heavens and said, “Look now toward heaven, and tell the stars, if thou be able to number them: and he said unto him, So shall thy seed be” (Genesis 15:5). What an astounding promise. God was not speaking in vague possibilities. He was declaring a certain future.

The Bible tells us that Abram believed in the Lord, and it was counted to him for righteousness. That is what faith does. Faith takes God at His word. Faith does not need every detail explained before it obeys. Faith does not demand full visibility before it trusts. It simply says, “God has spoken, and that settles it.” That is true in salvation, and it is true in every area of the Christian life. If God says that Christ saves, then Christ saves. If God says He will never leave us nor forsake us, then He will never leave us nor forsake us.

The problem is that our hearts often grow cynical. We are willing to believe God in theory, but when His promises collide with our limitations, our timeline, and our sight, we begin to hesitate. Yet the foundation of faith has never been what we can see. The foundation of faith is what God has said. Sarah’s story reminds us that every work of faith begins there, with the sure promise of a faithful God.

2. Faith Is Tested in the Silence of Waiting

After the promise came the waiting. Genesis 16 opens with words that feel heavy after the glory of Genesis 15: “Now Sarai Abram’s wife bare him no children.” God had spoken, yet nothing seemed to be changing. Days passed. Months passed. Years passed. And with every passing year, the promise must have looked more impossible, not less. This is where faith becomes difficult. It is one thing to rejoice when God gives a promise. It is another thing to keep believing when heaven seems silent.

This is where many believers struggle. We are not always troubled by what God says. We are troubled by how long He takes. We can rejoice over a promise on Sunday, and then wrestle by Monday because the circumstances have not moved. Waiting exposes what we really believe about God. It reveals whether our confidence is in His character or in our schedule. It is in the waiting season that the heart begins to ask dangerous questions. Did I misunderstand? Did God forget? Was I wrong to believe at all?

Yet the waiting seasons are often where God does some of His deepest work. Faith is not mainly displayed in easy moments. Faith is displayed when sight resists belief. Faith is displayed when circumstances suggest otherwise. Faith is displayed when the soul is tempted to give up, but instead clings more tightly to the Word of God. Sarah’s waiting was not wasted. God was doing something deeper than merely preparing a child. He was shaping a testimony of faith.

3. Faith Sometimes Struggles with Disbelief

By the time we reach Genesis 17 and 18, the struggle has become painfully clear. Abram is ninety-nine years old. Sarah is far past the age when childbearing would even seem possible. God comes again and repeats the promise, this time specifically naming Sarah as the one through whom the promised son will come. Instead of immediate celebration, there is laughter. Abraham laughs. Sarah laughs. Their laughter is not the laughter of joy. It is the laughter of disbelief. The promise sounds too impossible, too late, too far gone.

Genesis 18:14 asks one of the great questions of Scripture: “Is any thing too hard for the LORD?” That question cuts through every excuse, every fear, every human calculation, and every cynical thought. The issue was never Sarah’s age. The issue was never Abraham’s weakness. The issue was never whether the circumstances looked favorable. The issue was whether God was capable of doing what He had promised. And the answer, of course, is yes. There is nothing too hard for the Lord.

How often are we just like Sarah? We hear that God can restore, revive, save, heal, strengthen, and provide, but inwardly we laugh because our situation feels too complicated. We know the verses, but we quietly file our own burdens into the category of impossible. Yet the God of Sarah is still the God of the impossible. He still works beyond human strength. He still fulfills His word when man has reached the end of himself. Sarah’s temporary disbelief is recorded honestly for us, not to excuse our doubt, but to show us that God is gracious even with faltering saints.

4. Faith Grows When We Settle the Character of God

Hebrews 11 does not focus on Sarah’s laughter. It focuses on her conclusion. “Because she judged him faithful who had promised.” At some point, Sarah’s heart settled. She moved from looking at herself to looking at God. She moved from measuring the promise by human ability to measuring it by divine faithfulness. That is the turning point in every life of faith. The promise becomes steady when the Promiser is seen clearly.

Notice that Hebrews does not say she judged the circumstances favorable. It does not say she judged herself strong enough. It does not even say she judged the timing understandable. It says she judged Him faithful. That is the bedrock of faith. The strength of faith does not come from the believer. It comes from the God in whom the believer rests. Sarah was commended because she came to a settled conviction that God could be trusted.

This is where many of us need help today. We do not merely need better circumstances. We need a stronger view of God. Complaining is often a sign that we are not judging Him faithful. Discontentment often reveals that we are not judging Him faithful. Irritation with God’s timing often shows that we are not judging Him faithful. But when the heart is brought back to this truth, that God is faithful, everything begins to change. We may still be waiting, but we are no longer waiting without hope. We may still be burdened, but we are no longer burdened without confidence.

5. Faith Leaves a Testimony Greater Than Failure

What is so encouraging about Sarah’s story is that her weak moment did not define her forever. Hebrews 11 places her among the examples of faith. That means God’s grace wrote a better ending than her laughter deserved. Her story was not ultimately one of disbelief, but of belief. Her failure was real, but it was not final. She trusted the Lord, and God gave her the promised son. Verse 12 reminds us of the scope of what God did through this one impossible birth. From one who was “as good as dead” came descendants “as the stars of the sky in multitude, and as the sand which is by the sea shore innumerable.”

That is how God works. He delights to put His power on display through weakness so that the glory belongs to Him alone. Sarah could never boast in herself. Abraham could never boast in himself. Their story was designed to make one truth unmistakable: God is faithful. And that is exactly what your life and mine are meant to say as well. When God carries us through waiting, restores us after doubt, and keeps His word in spite of our weakness, the testimony becomes not how strong we were, but how faithful He has always been.

This should encourage every believer who feels ashamed of faltering faith. Perhaps you have laughed at what God said. Perhaps you have doubted in the waiting. Perhaps you have stared at your circumstances and quietly concluded that nothing will ever change. Sarah’s story says that by the grace of God, disbelief can be followed by belief. God can bring a wavering heart to settled confidence. He can take a soul full of questions and anchor it again in His own unchanging character.

Reflection QuestionHave you truly judged God to be faithful, or have you been measuring His promises by your circumstances?