Isaiah 36:21
And they will be silent and not answer him a word: for this the command of the king, saying, Ye shall not answer.
Proverbs 26:4
Thou shalt not answer the foolish according to his folly lest thou shalt be like to him.
2 Kings 18:26
And Eliakim son of Hilkiah, will say, and Shebna, and Joah, to Rabshakeh, Speak now to thy servants in Syriac; for we hear: and thou shalt not speak with us in Judaic in the ears of the people who are upon the wall
2 Kings 18:37
And there came Eliakim, son of Hilkiah, who was over the house, and Shebna the scribe, and Joah son of Asaph reminding, to Hezekiah, their garments rent; and they will announce to him the words of Rabshakeh.
Psalm 38:13-15
And they seeking my soul will lay snares: and they seeking my evil spake mischief, and they will meditate deceits all the day,
Psalm 39:1
To the overseer, to Jeduthun: chanting of David. I said, I will watch my way from sinning with my tongue: I will watch for my mouth with a muzzle while yet the unjust one is before me.
Proverbs 9:7-8
He instructing him mocking received to himself dishonor: and he reproving to the unjust one, his blemish.
Amos 5:13
For this the prudent one shall be silent in that time, for it is an evil time.
Matthew 7:6
Ye should not give the holy thing to dogs neither should ye cast your pearls before swine, lest they tread them down with their feet, and having turned, should rend yon.