Brahmapurana 124.52

Brahmapurāṇa 124.52

ahāni maghavaṃs tasyā garbham āviśya vajradhṛk
vardhamānaṃ ca taṃ chindhi yāvad vaśyo 'thavā mṛtim
prāpnoti tāvad vajreṇa tato na bhavitā ripuḥ //