Nirvanatantra 2.29

Nirvāṇatantra 2.29

brahmāṇḍasya vāhyadeśe brahmāṇḍā vahavaḥ sthitāḥ |
anaṃtasya pramāṇaṃ tu kiṃ vaktuṃ śakyate mayā || 2-22 ||