Job 29:9

The princes refrained talking, and laid their hand on their mouth.

The princes refrained talking,.... Who were in court before Job came in, and were either talking with one another about indifferent matters, or were giving their opinion in a case before them; but no sooner did Job make his appearance, but they left off talking, and would not proceed any further; they laid a restraint upon their words, and curbed themselves from speaking any more till they had heard his opinion:

and laid their hand on their mouth; as a token of silence,

Judges 18:19.