Isaiah 26:3

“You will keep whoever's mind is steadfast in perfect peace, because he trusts in you.”

Isaiah 40:31

“but those who wait for Yahweh will renew their strength. They will mount up with wings like eagles. They will run, and not be weary. They will walk, and not faint.”

Isaiah 41:10

“Don't you be afraid, for I am with you. Don't be dismayed, for I am your God. I will strengthen you. Yes, I will help you. Yes, I will uphold you with the right hand of my righteousness.”

Isaiah 53:5

“But he was pierced for our transgressions. He was crushed for our iniquities. The punishment that brought our peace was on him; and by his wounds we are healed.”