Doctrine unto fools is as fetters on the feet, and like manacles on the right hand.
LXX2012
Sirach 21:19
Doctrine to fools is as fetters on the feet, and like manacles on the right hand.
Parallel Translations
Doctrine unto fools is as fetters on the feet, and like manacles on the right hand.
Instruction is as fetters on the feet of an unwise man, and as manacles on the right hand.