Joab

• Joab — יוֹאָב yoav “y-h-v-h is father” (H3097) · Ιωαβ Iōab — 1 Samuel 26:6

• killer of Abner
• killer of Absalom
• killer of Amasa (set over David's army in place of Joab)
• killed by Benaiah (over the Cherethites and the Pelethites, the…) (inferred)

Named in the same verse. A co-occurrence recorded by the text, not a claim that this person was there.

• Jerusalem — 10 shared verses
• Ammon — 7 shared verses
• Syria 1 — 6 shared verses
• Gibeon — 4 shared verses
• Rabbah 1 — 4 shared verses
• Bethlehem 1 — 3 shared verses
• Hebron — 3 shared verses
• Beeroth — 2 shared verses
• Beersheba 1 — 2 shared verses
• Dan — 2 shared verses
• Edom — 2 shared verses
• Abel-beth-maacah — 1 shared verse

and 9 further places named alongside this person.

• 1 Samuel 26:6
• 2 Samuel 2:13
• 2 Samuel 2:14
• 2 Samuel 2:18
• 2 Samuel 2:22
• 2 Samuel 2:24
• 2 Samuel 2:26
• 2 Samuel 2:27
• 2 Samuel 2:28
• 2 Samuel 2:30
• 2 Samuel 2:32
• 2 Samuel 3:22

and 108 further references.