BĀU, 4, 3, 20.2 atha yatrainaṃ ghnantīva jinantīva hastīva vicchāyayati gartam iva patati yad eva jāgrad bhayaṃ paśyati tad atrāvidyayā manyate /

BĀU, 4, 4, 3.2 evam evāyam ātmedaṃ śarīraṃ nihatyāvidyāṃ gamayitvānyam ākramam ākramyātmānam upasaṃharati //

BĀU, 4, 4, 4.2 evam evāyam ātmedaṃ śarīraṃ nihatyāvidyāṃ gamayitvānyan navataraṃ kalyāṇataraṃ rūpaṃ kurute /

BĀU, 4, 4, 10.1 andhaṃ tamaḥ praviśanti ye 'vidyām upāsate /