Kurmapurana 2.13.21

Kūrmapurāṇa 2.13.21

aṅguṣṭhānāmikābhyāṃ tu spṛśennetradvayaṃ tataḥ /
tarjanyaṅguṣṭhayogena spṛśennāsāpṛṭadvayam //