श्लोक 18.46

यतः प्रवृत्तिर्भूतानां येन सर्वमिदं ततम्। स्वकर्मणा तमभ्यर्च्य सिद्धिं विन्दति मानवः॥

yataḥ pravṛttir bhūtānāṁ yena sarvam idaṁ tatam, svakarmaṇā tam abhyarcya siddhiṁ vindati mānavaḥ.

Meaning

Everyone has their own duty in life. When you do your duty honestly and with love, it becomes a prayer and brings happiness.