SB 11.21.15
Devanāgarī
मन्त्रस्य च परिज्ञानं कर्मशुद्धिर्मदर्पणम् । धर्म: सम्पद्यते षड्भिरधर्मस्तु विपर्यय: ॥ १५ ॥
Text
mantrasya ca parijñānaṁ karma-śuddhir mad-arpaṇam dharmaḥ sampadyate ṣaḍbhir adharmas tu viparyayaḥ
Synonyms
mantrasya—(the purification) of amantra;ca—and;parijñānam—correct knowledge;karma—of work;śuddhiḥ—the purification;mat-arpaṇam—offering unto Me;dharmaḥ—religiousness;sampadyate—is achieved;ṣaḍbhiḥ—by the six (purification of place, time, substance, the doer, themantrasand the work);adharmaḥ—irreligiosity;tu—but;viparyayaḥ—otherwise.
Translation
A mantra is purified when chanted with proper knowledge, and one’s work is purified when offered to Me. Thus by purification of the place, time, substance, doer, mantras and work, one becomes religious, and by negligence of these six items one is considered irreligious.