Proverbs 17:28

17:28 Even a fool who remains silent is considered wise,

and the one who holds his tongue is deemed discerning.

Job 21:5

21:5 Look at me and be appalled;

put your hands over your mouths.

Job 40:4

40:4 “Indeed, I am completely unworthy – how could I reply to you?

I put my hand over my mouth to silence myself.

Ecclesiastes 8:4

8:4 Surely the king’s authority is absolute;

no one can say to him, “What are you doing?”

Micah 7:16-17

7:16 Nations will see this and be disappointed by all their strength,

they will put their hands over their mouths,

and act as if they were deaf.

7:17 They will lick the dust like a snake,

like serpents crawling on the ground.

They will come trembling from their strongholds

to the Lord our God;

they will be terrified of you.

Romans 3:19

3:19 Now we know that whatever the law says, it says to those who are under the law, so that every mouth may be silenced and the whole world may be held accountable to God.