Isaiah 35:3 in the World English Bible
Strengthen the weak hands, and make the feeble knees firm.
Context
2 It shall blossom abundantly, and rejoice even with joy and singing: the glory of Lebanon shall be given unto it, the excellency of Carmel and Sharon, they shall see the glory of the LORD, and the excellency of our God.
3 Strengthen ye the weak hands, and confirm the feeble knees.
4 Say to them that are of a fearful heart, Be strong, fear not: behold, your God will come with vengeance, even God with a recompence; he will come and save you.