Varahitantra 28.41

Vārāhītantra 28.41

yāvad vindu sthito dehe tāvan mṛtyu bhayaṃ kutaḥ |
cittāyattaṃ nṛṇāṃ śuklaṃ śukrāyattaṃ hi jīvitaṃ ||