pratisrutam—it is promised; ca—and; bhavata—by you; pancalyai—unto the daughter of the King of Pancala (Draupadi); srnvatah—which was heard; mama—by Me personally; aharisye—must I bring; sirah—the head; tasya—of him; yah—whom; te—your; manini—consider; putra-ha—the killer of your sons.