nija-vastre — by His own garment; kaila — did; prabhu — Śrī Caitanya Mahāprabhu; gṛha — room; sammārjana — mopping; mahāprabhu — Śrī Caitanya Mahāprabhu; nija-vastre — by His own garment; mājila — polished; siṁhāsana — throne.