BT Yom 87a(1) :בצבו נפשיה לקטלא נפיק‏ : he goes out to be killed of his own will
See the entire entry for ṣḇū, ṣḇūṯā n.f. desire; matter

BT Yom 87a(1) :בצבו נפשיה לקטלא נפיק‏ : he goes out of his own will to be killed
See the entire entry for qṭel, qe/aṭlā n.m. killing, execution