AmarŚās, 1, 60.1 athādhāraṇakarmoditaśaṅkhinībhedavyavasthāvyākhyā gudameḍhrāntare trikoṇatridhāvartabhagamaṇḍalam ucyate tatra ādhāragranthaya ekadvitrayaś ceti ekadvitrayāṇāṃ madhye granthīnām upāntare catuṣpattraṃ padmam adhomukhaṃ tiṣṭhati tatra karṇikāmadhye mṛṇālasūtraparimāṇā śaṅkhāvartā tatra pravālāṅkurasannibhā dvitrināḍībhūtā kuṇḍalinī śaktiḥ caitanyabījamukhaṃ gatvā suptā //