ESV: Behold, you have instructed many, and you have strengthened the weak hands.
NIV: Think how you have instructed many, how you have strengthened feeble hands.
NASB: Behold, you have taught many, And you have strengthened weak hands.
CSB: Indeed, you have instructed many and have strengthened weak hands.
NLT: 'In the past you have encouraged many people; you have strengthened those who were weak.
KJV: Behold, thou hast instructed many, and thou hast strengthened the weak hands.
NKJV: Surely you have instructed many, And you have strengthened weak hands.