πατήρ
Χρὴ τῶν ἀγαθῶν διακναιομένων πενθεῖν ὅστις χρηστὸς ἀπ' ἀρχῆς νενόμισται → When a good man is hurt, all who would be called good must suffer with him
English (LSJ)
ὁ, gen. and dat. πατέρος, πατέρι in Ep. and Lyr., Att. πατρός, πατρί (which is also the commoner form in Hom., Hes., and Pi.) ; acc. always πατέρα ; voc. πάτερ : pl. πατέρες, πατέρας, πατέρων (πατρῶν only Od.4.687, 8.245) ; dat. πατράσι [ᾰ] (cf. Skt. loc. pl.
A pitṛ[snull ]u, no dat. pl. occurs in Hom. or Hes.), late Ep. πατέρεσσι Q.S.10.40 :— father, Il.1.98, etc. ; πατρὸς πατήρ grandfather, 14.118, Od.19.180, X.HG6.3.4, etc. ; τοῦδε κεκλῆσθαι πατρός S.Fr.86 ; μητρὸς καλεῖσθαι παῖδα τοῦ π. παρόν ib.564 ; τὰ πρὸς πατρός by the father's side, Hdt.7.99, cf. SIG1015.7 (Halic.), etc. ; esp. of God, the father of the Israelites, LXXDe.32.6, al. ; father of men, Ev.Matt. 6.8, al. ; father of Jesus Christ, ib.7.21,al. II esp. as epith. of Zeus, πατὴρ Ζεύς, π. Κρονίδης, π. ἀνδρῶν τε θεῶν τε, Il.4.235, 21.508, 1.544, al. ; Ζεὺς π. A.Th. 512, etc. ; Ζεῦ πάτερ καὶ θεοί Ar.Ach.225 ; π. Οὐρανιδᾶν Ζ. Pi.P.4.194 ; ὁ τῶν ἁπάντων Ζεὺς π. Ὀλύμπιος S.Tr.275, etc. III respectful mode of addressing persons older than oneself, ξεὶνε πάτερ Od.7.28,48,8.145, cf. POxy. 1296.15 (iii A. D.), etc. ; in addressing an elder brother, UPZ65.3 (ii B.C.). IV metaph., father, author, ἀοιδᾶν π . . . εὐαίνητος Ὀρφεύς Pi.P.4.176 ; Χρόνος ὁ πάντων π. Id.O.2.17, cf. Pl.Ti.41a ; τοῦ λόγου π. Id.Smp. 177d, cf. Phdr.257b, etc. ; ὁ π. τῶν φώτων, i.e. God, the father of the stars, Ep.Jac.1.17 ; οἱ π. τῶν ἀτόμων the authors of the atomic theory, Gal.1.246 ; of capital, τοῦ πατρὸς ἐκγόνους τόκους Pl.R.555e. V title of a grade in the mysteries of Mithras, IG14.1272, etc. VI π. πατρίδος, = Lat. pater patriae, Plu.Cic.23, BGU1074.1 (i A. D.), IG7.2713.33 (Acraeph., i A. D.), etc. ; similarly, π. τῆς πόλεως ib.5(1).1417.11 (Methone). VII in pl., 1 forefathers, Il.6.209, etc. ; ἐξέτι πατρῶν from our fathers' time, Od.8.245 ; ἐκ πατέρων Pi.P.8.45. 2 parents, D.S.21.17, Alciphr.3.40, Epigr.Gr.227 (Teos). 3 parentnation, opp. colonists, Hdt.7.51, 8.22, Plu.Them.9. (Cf. Skt.pitár-, Lat. pater, etc.)