Abishai is mentioned in the Bible as one of the three sons of Zeruiah, who was the sister of King David. He is first mentioned in 2 Samuel 2:18 as one of David’s elite warriors, and he is also mentioned in several other passages throughout the book of 2 Samuel and 1 Chronicles.
In 2 Samuel 3, Abishai is described as being one of the three “mighty men” who helped David defeat the forces of Ish-bosheth, the son of Saul. He is also described as being one of the leaders of David’s forces in the battle against Absalom’s rebellion in 2 Samuel 18.
In 1 Chronicles 11:20-21, Abishai is mentioned as being one of the three most renowned warriors in David’s army, along with Joab and Asahel. He is also described as being the leader of the “Three,” a group of elite warriors who were among the most loyal and brave of David’s soldiers.
Overall, Abishai is depicted in the Bible as a loyal and brave warrior who was a close companion of King David and played a significant role in many of the battles and conflicts during David’s reign