Who was Abishai?

Father of (i. e., “desirous of”) a gift, the eldest son of Zeruiah, David’s sister. He was the brother of Joab and Asahel (2 Sam. 2:18; 1 Chr. 2:16).

Abishai first appears in 1 Samuel 26:6. In this repository’s biblical text, this figure is associated with 24 verse mentions across 3 books, most notably 2 Samuel, 1 Chronicles, 1 Samuel.