Moreover thou knowest also what Joab the son of Zeruiah did
unto me
In slaying Absalom, contrary to his orders, and in behaving insolently towards him on account of his mourning for him, and at other times; but as these things might not be personally known to Solomon, only by hearsay, this may respect his disloyalty towards him, in joining with Adonijah, who set himself up for king in his lifetime, and without his knowledge and consent; or it may respect the instances next mentioned, in which he did injury to the interest, honour, and character of David:
[and],
or "even",
what he did to the two captains of the host of Israel, unto Abner the
son of Ner, and unto Amasa the son of Jether, whom he slew;
to Abner who was under Ishbosheth, and Amasa under David, who had not only the promise of the post, but was actually in it when Joab slew him; and indeed out of envy to him for it:
and shed the blood of war in peace;
when they were at peace with him, as if they had been in open war; and even under a pretence of friendship to them, asking of their peace and welfare, as if he meant nothing less than to behave peaceably towards them; hence the Targum is,
``whom he slew in craftiness:''and put the blood of war upon the girdle that [was] about his loins,