विधिहीनमसृष्टान्नं मन्त्रहीनमदक्षिणम्।श्रद्धाविरहितं यज्ञं तामसं परिचक्षते।।17.13।।
vidhi-hīnam asṛiṣhṭānnaṁ mantra-hīnam adakṣhiṇam śhraddhā-virahitaṁ yajñaṁ tāmasaṁ parichakṣhate
vidhi-hīnam—without scriptural direction; asṛiṣhṭa-annam—without distribution of prasādam; mantra-hīnam—with no chanting of the Vedic hymns; adakṣhiṇam—with no remunerations to the priests; śhraddhā—faith; virahitam—without; yajñam—sacrifice; tāmasam—in the mode of ignorance; parichakṣhate—is to be considered