ātmānam avikāri yat

yatha-as; vata-of air; rathah-the chariot; ghranam-sense of smell; avrṅkte-catches; gandhah-aroma; asayat-from the source; evam-similarly; yoga-ratam-engaged in devotional service; cetah-consciousness; atmanam-the Supreme Soul; avikari-unchanging; yat-which.