en_tn/pro/09/07.md

Whoever corrects ... whoever reproves ...

These two phrases basically say the same thing and are repeated to show how hopeless this action is. (See: rc://en/ta/man/translate/figs-parallelism)

a mocker

Someone who constantly mocks people. AT: "someone who says insulting things about other people" (UDB) or "someone who likes to make other people look bad"

abuse

the act of treating someone harshly

reproves

gently corrects someone

Give instruction to a wise man ... teach a righteous man ...

These two phrases basically say the same thing and are repeated to show how hopeful this action is. (See: rc://en/ta/man/translate/figs-parallelism)