King James Version
And when the children of Ammon saw that the Syrians were fled, they likewise fled before Abishai his brother, and entered into the city. Then Joab came to Jerusalem.English Standard Version
And when the Ammonites saw that the Syrians fled, they likewise fled before Abishai, Joab's brother, and entered the city. Then Joab came to Jerusalem.New International Version
When the Ammonites saw that the Arameans were fleeing, they too fled before his brother Abishai and went inside the city. So Joab went back to Jerusalem.