What does the Bible say about anxiety and worry?

“In nothing be anxious, but in everything, by prayer and petition with thanksgiving, let your requests be made known to God. And the peace of God, which surpasses all understanding, will guard your hearts and your thoughts in Christ Jesus.”

“casting all your worries on him, because he cares for you.”

“Therefore don’t be anxious for tomorrow, for tomorrow will be anxious for itself. Each day’s own evil is sufficient.”

“Peace I leave with you. My peace I give to you; not as the world gives, I give to you. Don’t let your heart be troubled, neither let it be fearful.”

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

“In the multitude of my thoughts within me, your comforts delight my soul.”

““Come to me, all you who labor and are heavily burdened, and I will give you rest. Take my yoke upon you and learn from me, for I am gentle and humble in heart; and you will find rest for your souls. For my yoke is easy, and my burden is light.””

“Cast your burden on the LORD and he will sustain you. He will never allow the righteous to be moved.”