2 Corinthians 12:9
and he said to me, My grace is sufficient for thee; for my strength is made perfect in weakness. Most gladly therefore will I rather boast in my weaknesses, that the strength of Christ may abide upon me.
Ephesians 3:16
that he would grant you, according to the riches of his glory, to be strengthened with might by his Spirit in the inner man;
Ephesians 6:10
Finally, be strong in the Lord, and in the power of his might.
Philippians 4:13
I can do all things in him who strengtheneth me.
Hebrews 12:12
Wherefore lift up the hands which hang down, and the feeble knees;
1 Peter 5:10
But the God of all grace, who called you to his everlasting glory in Christ Jesus, will, after ye have suffered a while, himself make you perfect, establish, strengthen, settle you.