The Lord gives strength to His people. (Psalm 29:11)

Trust in the Lord God always, for in the Lord Jehovah is your everlasting strength. (Isaiah 26:4 TLB)

The Lord is my strength and my shield; my heart trusted in Him, and I am helped: therefore my heart greatly rejoiceth; and with my song will I praise Him. (Psalm 28:7 KJV)

The joy of the Lord is your strength. (Nehemiah 8:10 KJV)

He gives strength to the weary and increases the power of the weak. (Isaiah 40:29 NIV)

They that wait upon the Lord shall renew their strength; they shall mount up with wings as eagles; they shall run, and not be weary; and they shall walk, and not faint. (Isaiah 40:31 KJV)

Be strong in the Lord, and in the power of His might. (Ephesians 6:10 KJV)

I can do all things through Christ which strengthens me. (Philippians 4:13 KJV)

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

The Lord will...strengthen your frame. You will be like a well-watered garden, like a spring whose waters never fail. (Isaiah 58:11 NIV)