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; saṁjñitam — 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.