2 Samuel 3:26

And when Joab was come out from David, he sent messengers after Abner, and they brought him back from the well of Sirah: but David knew it not.

Proverbs 26:23-26

Fervent lips and a wicked heart Are like an earthen vessel overlaid with silver dross.

Proverbs 27:4-6

Wrath is cruel, and anger is overwhelming; But who is able to stand before jealousy?

Treasury of Scripture Knowledge

Summary

And when Joab was come out from David, he sent messengers after Abner, which brought him again from the well of Sirah: but David knew it not.

Bible References

He sent

Proverbs 26:23
Fervent lips and a wicked heart Are like an earthen vessel overlaid with silver dross.
Proverbs 27:4
Wrath is cruel, and anger is overwhelming; But who is able to stand before jealousy?

American Standard Version Public Domain