Skandapurana 5.198.117

5.198.117

tato deśāṃtaraṃ duḥkhādbhramamāṇa itastataḥ ..
camatkārapuraṃ prāpto dvijarūpaṃ samāśritaḥ ..
sa snāti sarvakṛtyeṣu bhikṣānnakṛtabhojanaḥ .. 117 ..

Then, wandering here and there out of sorrow into another country,
he reached Camatkārapura, having assumed the form of a twice-born.
He took ritual ablutions before all rites, eating only food gathered as alms.