But I, as a deaf man, heard not; and was as a dumb man not opening his mouth.

And I was as a man that hears not, and who has no reproofs in his mouth.

For the end, A Song of David, to Jeduthun. I said, I will take heed to my ways, that I sin not with my tongue; I set a guard on my mouth, while the sinner stood in my presence.

He that reproves evil [men] shall get dishonor to himself, and he that rebukes an ungodly [man] shall disgrace himself.

Answer not a fool according to his folly, lest you become like him.

Therefore the prudent shall be silent at that time; for it is a time of evils.

Do not give what is holy to the dogs; nor cast your pearls before swine, lest they trample them under their feet, and turn and tear you in pieces.