בראשית מב:כד פירוש: רש״י, רשב״ם, ספורנו ואור החיים

ויסב מעליהם AND HE TURNED AWAY FROM THEM — He moved some distance away from them so that they should not see him weeping.

את שמעון. In order to separate him from Levi, so that the two between them would not hatch a plot to cause major damage as they had done in Shechem at the time.

ויבך, when he noted their distress.