Usage: 2 forms in 4 verses
Form Translated As     In Verse(s)
χαρμονήν a cause for joy LXX.Job.40.20
χαρμονή Cause for joy LXX.Jer.48.33
a cause for joy LXX.Job.3.7
and a cause for joy LXX.Job.20.5

Liddell-Scott-Jones

χαρμονή (charmonē) a cause for joy G:N-F

χαρμονή, ,

={χάρμα} 1, joy, delight, especially in plural, τέρφιν παλαιᾶν χαρμονᾶν [Refs 5th c.BC+]

__II ={χάρμα} [Refs]joy, delight, [LXX+5th c.BC+]

LSJ Scripture Refs: LXX.Job.3.7