Wherefore Hanun took David's servants, and shaved them, and cut off their garments in the midst hard by their buttocks, and sent them away. And cut off their garments in the midst - Usque ad eorum, pudenda. So the Targum, Jarchi, and others; leaving exposed what nature and decency require to be concealed. See on 2 Samuel 10:4 (note).
Related Commentaries of 1 Chronicles 19:4
1 Chronicles 19:4
4 Wherefore Hanun took David's servants, and shaved them, and cut off their garments in the midst hard by their buttocks, and sent them away.