Mudgalapurana 4.9.29

4.9.29

sarvādau na kṛtaṃ cedvai bhavet sarvaṃ suniṣphalam |
kṛtaṃ karma nareṇā'pi caturvargavihīnakam ||

If it is not performed before everything else, all indeed becomes completely fruitless;
even an action performed by a man becomes devoid of the four aims of life.