Bhagavatapurana 10.49.24

10.49.24

svayaṃ kilbiṣam ādāya tais tyakto nārtha-kovidaḥ /
asiddhārtho viśaty andhaṃ sva-dharma-vimukhas tamaḥ //

24. 'He who sets his face against his own Dharma, destitute of any knowledge thereof, is abandoned by them (all those that he regarded as his own self) and he only gets a store of sin which he cannot avoid, and, frustrated of his purpose, falls into the dark hell.