Usage: 2 forms in 9 verses
Form Translated As     In Verse(s)
εννενήκοντα at ninety LXX.Gen.17.17
ninety LXX.1Chr.9.6LXX.Ezek.4.5LXX.Ezek.4.9LXX.Ezek.41.12LXX.Dan.12.11
ενενήκοντα ninety LXX.Gen.5.9LXX.Gen.5.17LXX.1Sam.4.15

Liddell-Scott-Jones

ἐννενήκοντα (ennenēkonta) ninety TEGMC
spelling of: ἐννενηκονταεννέα

ἐννενήκοντα, οἱ, αἱ, τά,

indeclinable, ninety, [Refs 8th c.BC+]; compare ἐνήκοντα, ἐννήκοντα. (ἐννεν- frequently in codices, but Inscrr. have ἐνεν- [Refs]