πρωτοτόκος
From LSJ
ἕτερος ἐξ ἑτέρου σοφός τό τε πάλαι τό τε νῦν → one gets his skill from another, now as in days of old
English (LSJ)
(parox.), Dor. πρᾱτοτόκος, ον,
A bearing or having borne her first-born, μήτηρ π., of a heifer, Il.17.5; αἴξ Theoc. 5.27; ὗς, ταὧς, Arist.HA546a12, 564a30; κύων Dsc.2.70.6; of women, Pl.Tht.151c,161a; νύμφη Orph.L.193. II proparox. πρωτότοκος, ον, Pass.,first-born, LXX Ge.22.21,al., Ev.Luc.2.7, PLips. 28.15 (iv A.D.), Man.3.9; τὰ π. τῶν προβάτων LXX Ge.4.4, cf. PMag. Osl.1.312; π. ἐγὼ ἢ σύ LXX 2 Ki.19.43. 2 metaph., π. πάσης κτίσεως Ep.Col.1.15; of Homer, opp. Nicander, AP9.213.