viditvāsīn mahā-manāḥ

maitreyah uvaca-the sage Maitreya said; srutva-by hearing; bhagavatam-to be a great devotee of the Lord; pautram-grandson; amodata-took pleasure; ditih-Diti; bhrsam-very greatly; putrayoh-of two sons; ca-also; vadham-the killing; krsnat-by Krsna; viditva-knowing this; asit-became; maha-manah-highly pleased in mind.