Nirvanatantra 2.23

Nirvāṇatantra 2.23

tadaiva paramaṃ mokṣaṃ yāvad brahmāṇḍasṛṣṭhati |
brāhmaṇasya mahāmokṣaṃ sā yujyaṃ kṣatriyasya ca || 2-18 ||