Homoion

Εἴκοσι γεννήσας ὁ ζωγράφος Εὔτυχος υἱοὺς,
οὐδ’ ἀπὸ τῶν τέκνων οὐδὲν ὅμοιον ἔχει.

(Loukillios, Anth. Gr. 11.215)

Eutychus the painter was the father of twenty sons, but never got a likeness even among his children. (tr. W.R. Paton)