If an ignorant person who has not conquered the material senses does not adhere to the Vedic injunctions, certainly he will engage in sinful and irreligious activities. Thus his reward will be repeated birth and death.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
नाचरेद्यस्तु वेदोक्तं स्वयमज्ञोऽजितेन्द्रियः । विकर्मणा ह्यधर्मेण मृत्योर्मृत्युमुपैति सः
nācaredyastu vedoktaṃ svayamajño'jitendriyaḥ | vikarmaṇā hyadharmeṇa mṛtyormṛtyumupaiti saḥ
SB 11.3.45