'Commander' in the Bible

Now [Saul’s cousin] Abner the son of Ner, commander of Saul’s army, had taken Ish-bosheth the son of Saul and brought him over to Mahanaim.

Hadadezer sent word and brought out the Arameans who were beyond the River [Euphrates]; and they came to Helam; and Shobach the commander of the army of Hadadezer led them.

Say to Amasa [the commander of Absalom’s troops], ‘Are you not my bone and my flesh? May God do so to me, and more also, if you will not be commander of my army from now on in place of Joab.’”