deu - [IC] The ablution (ceremony) has come unto me, when {or: that?} one thus purifies as according to the statement of the three teachings, which (is) known for [TD4a: that of Mēdōmāh, Abarag, and Sōšāns], or (according to) the statement of one from these three teachings, or according to the statement from the authorities of these three teachings with obvious properness, or according to the (ritual) practice of the first teachers (of the Mazdean religion) of those same three teachings.
deu - [Kanga75b] ... and when they purify in such wise as is maifest for adequateness according to the statement of the three teachings which (are) known as those of Mētyōkmāh, of Aparaγ and of Sōšāns, or according to the statement of one of the high-priests of these three teachings, or just as it has been handed down to me in accordance with the usage of the foremost leaders of faith of these same three teachings.