With Soṇadaṇḍa 13.6

13.6

ajjhāyako hoti mantadharo tiṇṇaṃ vedānaṃ pāragū sanighaṇḍukeṭubhānaṃ sākkharappabhedānaṃ itihāsapañcamānaṃ padako veyyākaraṇo lokāyatamahāpurisalakkhaṇesu anavayo;

He recites and remembers the hymns, and has mastered the three Vedas, together with their vocabularies and ritual performance, their phonology and word classification, and the testaments as fifth. He knows them word-by-word, and their grammar. He is well versed in cosmology and the marks of a great man.