ἀμφιδρόμια
From LSJ
μὴ κακὸν εὖ ἔρξῃς· σπείρειν ἴσον ἔστ' ἐνὶ πόντῳ → do no good to a bad man; it is like sowing in the sea
English (LSJ)
ων, τά, Att. festival at the naming of a child, so called because the parents' friends
A carried it round the hearth, Ar. Lys. 757, Ephipp.3, Lys.Fr.22: on fifth day after birth, Sch.Pl.Tht.160e; tenth, acc. to Sch.Ar. Lys.l.c.:—henceἀμφι-δρομέω, AB207.