Cross reference
Job 32:16
16 And shall I wait, because they speak not, Because they stand still, and answer no more?
Job 13:5
5 Oh that ye would altogether hold your peace! And it would be your wisdom.
Proverbs 17:28
28 Even a fool, when he holdeth his peace, is counted wise; When he shutteth his lips, he is `esteemed as' prudent.
Amos 5:13
13 Therefore he that is prudent shall keep silence in such a time; for it is an evil time.
James 1:19
19 Ye know `this', my beloved brethren. But let every man be swift to hear, slow to speak, slow to wrath: