Śatapatha Brāhmaṇa ("of a hundred paths") 7.5.2.29

7.5.2.29

taddhaike | yaṃ-yameva paśumupadadhati | tasyātasya śucamutsṛjanti necucam pāpmānamabhyupadadhāmahā iti te ha te śucam pāpmānamabhyupadadhati yāṃ hi pūrvasya śucamutsṛjanti tāmuttareṇa sahopadadhati

Now some remove the distress of whichever (head of a) victim they put down, thinking lest they might put distress, evil, thereon; but it is they that put distress, evil, thereon; for the distress they remove from the preceding one, they put on (the altar) with the succeeding one.