uvāca madhusūdanaḥ

uvaca madhusudanah
sanjayah uvaca-Sanjaya said; tam-unto Arjuna; tatha-thus; krpaya-by compassion; avistam-overwhelmed; asru-purna-full of tears; akula-depressed; iksanam-eyes; visidantam-lamenting; idam-this; vakyam-words; uvaca-said; madhusudanah-the killer of Madhu.