Proverbs 29:11

A fool gives all his breath, but [the] wise holds back in quiet.

Proverbs 12:16

As for a fool, {on that very day} he makes his anger known, but he who ignores an insult [is] prudent.

Proverbs 14:33

In the heart of him who has understanding, wisdom rests, but [even] in the midst of fools it becomes known.

Proverbs 19:11

The understanding of a person makes him slow to his {anger}, and his glory overlooks offense.

Judges 16:17

So {he confided everything to her}, and he said to her, "A razor {has never touched} my head, for I [am] a {Nazirite of God} {from birth}. If I am shaved my strength will leave me, and I will become weak, like everyone else.

Proverbs 12:23

A clever person conceals knowledge, but the heart of a fool announces folly.

Amos 5:13

Therefore, whoever has insight will keep silent in that time, for it [is] a time of evil.

Micah 7:5

Do not put faith in a friend; put no trust in a close friend. Guard the doorways of your mouth from the one who lies in your lap.

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
As for a fool, {on that very day} he makes his anger known, but he who ignores an insult [is] prudent.
Proverbs 14:33
In the heart of him who has understanding, wisdom rests, but [even] in the midst of fools it becomes known.
Judges 16:17
So {he confided everything to her}, and he said to her, "A razor {has never touched} my head, for I [am] a {Nazirite of God} {from birth}. If I am shaved my strength will leave me, and I will become weak, like everyone else.
Amos 5:13
Therefore, whoever has insight will keep silent in that time, for it [is] a time of evil.
Micah 7:5
Do not put faith in a friend; put no trust in a close friend. Guard the doorways of your mouth from the one who lies in your lap.