11 He put the rest of the men under the command of Abishai his brother, and they were deployed against the Ammonites.

Read 1 Chronicles 19:11 Using Other Translations

And the rest of the people he delivered unto the hand of Abishai his brother, and they set themselves in array against the children of Ammon.
The rest of his men he put in the charge of Abishai his brother, and they were arrayed against the Ammonites.
He left the rest of the army under the command of his brother Abishai, who was to attack the Ammonites.