SB 12.7.23-24

brāhmam — the Brahma Purāṇa ; pādmam — the Padma Purāṇa ; vaiṣṇavam — the Viṣṇu Purāṇa ; ca — and ; śaivam — the Śiva Purāṇa ; laiṅgam — the Liṅga Purāṇa ; sa-gāruḍam — along with the Garuḍa Purāṇa ; nāradīyam — the Nārada Purāṇa ; bhāgavatam — the Bhāgavata Purāṇa ; āgneyam — the Agni Purāṇa ; skānda — the Skanda Purāṇa ; saṁjṣitam — known as ; bhaviṣyam — the Bhaviṣya Purāṇa ; brahma-vaivartam — the Brahma-vaivarta Purāṇa ; mārkaṇḍeyam — the Mārkaṇḍeya Purāṇa ; sa-vāmanam — together with the Vāmana Purāṇa ; vārāham — the Varāha Purāṇa ; mātsyam — the Matsya Purāṇa ; kaurmam — the Kūrma Purāṇa ; ca — and ; brahmāṇḍa-ākhyam — known as the Brahmāṇḍa Purāṇa ; iti — thus ; tri-ṣaṭ — three times six.