dvandvatito vimatsarah

samah siddhav asiddhau ca

krtvapi na nibadhyate

yadṛcchā—out of its own accord; lābha—gain; santuṣṭaḥ—satisfied; dvandva—duality; atītaḥ—surpassed; vimatsaraḥ—free from envy; samaḥ—steady; siddhau—in success; asiddhau—failure; ca—also; kṛtvā—doing; api—although; na—never; nibadhyate—is affected.

He who is satisfied with gain which comes of its own accord, who is free from duality and does not envy, who is steady both in success and failure, is never entangled, although performing actions.

jnanavasthita-cetasah

yajnayacaratah karma

samagram praviliyate

gata-saṅgasya—unattached to the modes of material nature; muktasya—of the liberated; jñāna-avasthita—situated in transcendence; cetasaḥ—of such wisdom; yajñāya—for the sake of Yajña (Kṛṣṇa); ācarataḥ—so acting; karma—work; samagram—in total; pravilīyate—merges entirely.

The work of a man who is unattached to the modes of material nature and who is fully situated in transcendental knowledge merges entirely into transcendence.

brahmagnau brahmana hutam

brahmaiva tena gantavyam

brahma-karma-samadhina

brahma—spiritual nature; arpaṇam—contribution; brahma—the Supreme; haviḥ—butter; brahma—spiritual; agnau—in the fire of consummation; brāhmaṇā—by the spirit soul; hutam—offered; brahma—spiritual kingdom; eva—certainly; tena—by him; gantavyam—to be reached; brahma—spiritual; karma—activities; samādhinā—by complete absorption.