Naradapurana 2.23.2

Nāradapurāṇa 2.23.2

muktvaikaṃ brāhmaṇaṃ loke noktaṃ śūdraviśorapi /
dānaṃ hi pālanaṃ yuddhaṃ tṛtīyaṃ bhūbhujāṃ smṛtam //