Isaiah 35:3

35:3 Strengthen the hands that have gone limp,

steady the knees that shake!

Ezekiel 7:17

7:17 All of their hands will hang limp; their knees will be wet with urine.

Ezekiel 21:7

21:7 When they ask you, ‘Why are you groaning?’ you will reply, ‘Because of the report that has come. Every heart will melt with fear and every hand will be limp; everyone will faint and every knee will be wet with urine.’ Pay attention – it is coming and it will happen, declares the sovereign Lord.”

Nahum 2:10

2:10 Destruction, devastation, and desolation!

Their hearts faint,

their knees tremble,

each stomach churns, each face turns pale!

Hebrews 12:12

12:12 Therefore, strengthen your listless hands and your weak knees,