OpenLXX
Genesis 4

Genesis 4:21

Septuagint · public domain
Thomson 1808
And the name of his brother was Joubal. He was the inventor of the psaltery and kithara.
Brenton 1851
And the name of his brother was Jubal; he it was who invented the psaltery and harp.
Greek · Brenton
Καὶ ὄνομα τῷ ἀδελφῷ αὐτοῦ, Ἰουβάλ· οὗτος ἦν ὁ καταδείξας ψαλτήριον καὶ κιθάραν.