King James Version
To fetch about this form of speech hath thy servant Joab done this thing: and my lord is wise, according to the wisdom of an angel of God, to know all things that are in the earth.English Standard Version
In order to change the course of things your servant Joab did this. But my lord has wisdom like the wisdom of the angel of God to know all things that are on the earth."New International Version
Your servant Joab did this to change the present situation. My lord has wisdom like that of an angel of God-he knows everything that happens in the land."