BG 3.20
लोकसङ्ग्रहमेवापि सम्पश्यन्कर्तुमर्हसि ॥
loka-saṅgraham evāpi sampaśyan kartum arhasi
Word-for-word meanings
hi — indeed; karmaṇā eva — by motiveless action alone; janaka-ādayaḥ — Janaka and others; āsthitāḥ — became situated; saṁsiddhim — [in] perfection; sampaśyan — considering; api — also; loka-saṅgraham — the right ideal for the instruction of people in general; arhasi eva — you are certainly meant [i.e., you should]; kartum — to act [i.e., to perform your duty].
Translation
Indeed, by motiveless action alone, Janaka* and others realized perfection. Considering too the right ideal to be set for the instruction of people in general, you should certainly perform your duty.
Notes
* King Janaka, the ruler of Mithilā, was the father of Sītā Devī and father-in-law of Lord Śrī Rāma. He was well-versed in scriptural wisdom and utterly detached. Through the performance of his socio-religious duties, he attained the spiritual abode.