Do as he hath said Kill him, though he be there; take him from that place, and then kill him: for Exodus 21:14, doth not command the ruler to kill the murderer there, but to remove him thence; to take him from the altar, that he may die. That thou mayest take away the innocent blood from me Kings or judges owe that justice to God, whose vicegerents they are, as to inflict those punishments on offenders which the divine laws require them to inflict: or otherwise, the punishment due to the offenders may with justice fall upon their own heads, as, by not executing the punishment, they, in some measure, give their approbation to the crime.
Related Commentaries of 1 Kings 2:31
1 Kings 2:31
31 And the king said unto him, Do as he hath said, and fall upon him, and bury him; that thou mayest take away the innocent blood, which Joab shed, from me, and from the house of my father.