Skandapurana 2.9.30.71

2.9.30.71

iti śrīskānde mahāpurāṇa ekāśīti sāhasryāṃ saṃhitāyāṃ dvitīye vaiṣṇavakhaṇḍe śrīvāsudevamāhātmye'ṣṭāṃgayoganirūpaṇaṃ nāma triṃśo'dhyāyaḥ .. 30 ..

Thus ends the thirtieth chapter, named “Exposition of the Eight-limbed Yoga,” in the Vāsudevamāhātmya of the second [part], the Vaiṣṇavakhaṇḍa, in the Skanda Mahāpurāṇa consisting of eighty-one thousand verses. // 30