Proverbs 29:11

All his anger, doth a dullard let go, but, a wise man, by keeping it back, stilleth it.

Proverbs 12:16

A foolish man, on the same day, letteth his vexation be known, but, he that concealeth an affront, is prudent.

Proverbs 14:33

In the heart of the intelligent, reposeth wisdom, but, in the midst of dullards, it maketh itself known.

Proverbs 19:11

The discretion of a man, deferreth his anger, and, his adorning, is to pass over transgression.

Judges 16:17

so he told her all his heart, and said to her - No, razor, hath come on my head, for, one separate unto God, have I been, from my birth, - if I were shaven, then would depart from me my strength, and I should become weak, and be as any other man.

Proverbs 12:23

A prudent man, concealeth knowledge, but, the heart of dullards, proclaimeth folly.

Amos 5:13

Therefore, the prudent man, at that time, will be dumb, - Because an evil time, it is!

Micah 7:5

Do not trust in a friend, do not put confidence in an associate, - from her that lieth in thy bosom, keep thou the doors of thy mouth;

Treasury of Scripture Knowledge

Summary

A fool uttereth all his mind: but a wise man keepeth it in till afterwards.

Bible References

General references

Proverbs 12:16
A foolish man, on the same day, letteth his vexation be known, but, he that concealeth an affront, is prudent.
Proverbs 14:33
In the heart of the intelligent, reposeth wisdom, but, in the midst of dullards, it maketh itself known.
Judges 16:17
so he told her all his heart, and said to her - No, razor, hath come on my head, for, one separate unto God, have I been, from my birth, - if I were shaven, then would depart from me my strength, and I should become weak, and be as any other man.
Amos 5:13
Therefore, the prudent man, at that time, will be dumb, - Because an evil time, it is!
Micah 7:5
Do not trust in a friend, do not put confidence in an associate, - from her that lieth in thy bosom, keep thou the doors of thy mouth;