Skandapurana 6.3.180.48

6.3.180.48

nāstikā bhinnamaryādā ye niścayabahiṣkṛtāḥ .
teṣāṃ siddhirna vidyeta āstikyādbhavate dhruvam .. 180.48 ..

Those who lack faith, who transgress moral bounds, who are devoid of conviction,
success is not found for them; it certainly arises from faith.”