A History of Indian Literature v2.c19.s6.t4.290

v2.c19.s6.t4.290

It was not until the latter part of his life that Vasubandhu was converted to the Mahāyāna by his brother Asaṅga. Now, as his biographer relates, he regretted his former calumniation of the Mahāyāna so deeply that he wanted to cut off his tongue. But his brother demonstrated to him that it would be a much better penance if he would now employ his tongue, which he had formerly employed in attacking the Mahāyāna doctrine, with equal skill in expounding the Mahāyāna. Vasubandhu did this, and after the death of Asaṅga, wrote a large number of commentaries on Mahāyāna-