ἀρρεύστως γεννᾷ καὶ ἐκτὸς συνδυασμοῦ. This argument is repeatedly made in refutation both of Gnostic ideas of emanation and Arian misrepresentation of the orthodox doctrine. Cf. Athan., De Synodis; Epiph., Hæres. 69; Hilary, De Trin. iii. iv.; Greg. Naz., Orat. 35.