• Serves David in the wilderness, as he flees Saul (1 Samuel 22:1–2).
•Commands David’s army while David is king of Judah (2 Samuel 2:13).
•Defeats a force of Benjamites led by Abner—killing 360 but losing only 19 of his own men (2 Samuel 2:24–31).
•Leads successful (and lucrative) raids on unspecified enemies (2 Samuel 3:22).
•Kills Abner to avenge his brother Asahel(2 Samuel 3:27).
•Takes Jebus/Jerusalem by climbing up the tsinnor (1 Chronicles 11:4–9). (Archaeologists and Bible scholars have to agree on what the biblical tsinnor was. In rabbinic literature, Joab instead gains access to the city by climbing a springy cypress tree and having himself catapulted onto the city walls.)
•Made commander of the army of the now-united kingdom of Israel (1 Chronicles 11:6; 2 Samuel 8:16).
•Restores the city of Jerusalem, now renamed the City of David (1 Chronicles 11:7–8).
•Defeats 12,000 Edomites in the Valley of Salt (Psalm 60, superscription).
•Defeats the Amalekites (rabbinic literature).
•Defeats the Aramaeans (2 Samuel 10:6–14).
•Defeats the Ammonites and takes their royal city Rabbah (2 Samuel 12:26–28).
•Engineers Absalom’s return from exile and his reconciliation with David (2 Samuel 14).
•Leads a contingent of warriors loyal to David during Absalom’s rebellion (2 Samuel 18:2).
•Kills Absalom (against David’s orders), effectively ending his rebellion (2 Samuel 18:9–17).
•David fires Joab, replacing him with Absalom’s general Amasa (2 Samuel 19:3).
•Retakes command of Israel’s army by killing the incompetent Amasa; ends the rebellion of Sheba the Benjamite (2 Samuel 20:8–22).
•Restored to his former position as commander-in-chief (2 Samuel 20:23).
•Against his better judgment, carries out a census ordered by David (2 Samuel 24:1–14).
•Supports Adonijah’s bid to succeed David (1 Kings:7, 19).
•Executed by Benaiah at the altar, on King Solomon’s order (1 Kings 2:29–34).