Isaiah 40:29-31
He gives power to the faint and increases the strength of the weak. / Even youths grow tired and weary, and young men stumble and fall. / But those who wait upon the LORD will renew their strength; they will mount up with wings like eagles; they will run and not grow weary, they will walk and not faint.

Psalm 27:13-14
Still I am certain to see the goodness of the LORD in the land of the living. / Wait patiently for the LORD; be strong and courageous. Wait patiently for the LORD!

2 Corinthians 12:9-10
But He said to me, “My grace is sufficient for you, for My power is perfected in weakness.” Therefore I will boast all the more gladly in my weaknesses, so that the power of Christ may rest on me. / That is why, for the sake of Christ, I delight in weaknesses, in insults, in hardships, in persecutions, in difficulties. For when I am weak, then I am strong.

Isaiah 57:10
You are wearied by your many journeys, but you did not say, “There is no hope!” You found renewal of your strength; therefore you did not grow weak.

Psalm 31:24
Be strong and courageous, all you who hope in the LORD.

Lamentations 3:18-24
So I say, “My strength has perished, along with my hope from the LORD.” / Remember my affliction and wandering, the wormwood and the gall. / Surely my soul remembers and is humbled within me. ...

2 Corinthians 4:16-18
Therefore we do not lose heart. Though our outer self is wasting away, yet our inner self is being renewed day by day. / For our light and momentary affliction is producing for us an eternal weight of glory that is far beyond comparison. / So we fix our eyes not on what is seen, but on what is unseen. For what is seen is temporary, but what is unseen is eternal.

Psalm 73:26
My flesh and my heart may fail, but God is the strength of my heart and my portion forever.

Romans 8:24-25
For in this hope we were saved; but hope that is seen is no hope at all. Who hopes for what he can already see? / But if we hope for what we do not yet see, we wait for it patiently.

Isaiah 38:10-14
I said, “In the prime of my life I must go through the gates of Sheol and be deprived of the remainder of my years.” / I said, “I will never again see the LORD, even the LORD, in the land of the living; I will no longer look on mankind with those who dwell in this world. / My dwelling has been picked up and removed from me like a shepherd’s tent. I have rolled up my life like a weaver; He cuts me off from the loom; from day until night You make an end of me. ...

Hebrews 12:1-3
Therefore, since we are surrounded by such a great cloud of witnesses, let us throw off every encumbrance and the sin that so easily entangles, and let us run with endurance the race set out for us. / Let us fix our eyes on Jesus, the author and perfecter of our faith, who for the joy set before Him endured the cross, scorning its shame, and sat down at the right hand of the throne of God. / Consider Him who endured such hostility from sinners, so that you will not grow weary and lose heart.

Psalm 42:5
Why are you downcast, O my soul? Why the unease within me? Put your hope in God, for I will yet praise Him for the salvation of His presence.

1 Peter 1:6-7
In this you greatly rejoice, though now for a little while you may have had to suffer grief in various trials / so that the proven character of your faith—more precious than gold, which perishes even though refined by fire—may result in praise, glory, and honor at the revelation of Jesus Christ.

Psalm 39:4-7
“Show me, O LORD, my end and the measure of my days. Let me know how fleeting my life is. / You, indeed, have made my days as handbreadths, and my lifetime as nothing before You. Truly each man at his best exists as but a breath. Selah / Surely every man goes about like a phantom; surely he bustles in vain; he heaps up riches not knowing who will haul them away. ...

James 5:11
See how blessed we consider those who have persevered. You have heard of Job’s perseverance and have seen the outcome from the Lord. The Lord is full of compassion and mercy.