🔼The name Eliathah in the Bible
There's only one man named Eliathah in the Bible. He is listed as one of the fourteen musical sons of Heman "the king's seer" who sang to YHWH and prophesied during the reign of king David (1 Chronicles 25:4, spelled אליאתה).
When secondary duties were assigned, Eliathah and sons caught the twentieth lot, although it's not told what that entailed (1 Chronicles 25:27, spelled without the central א, aleph: אליתה).
🔼Etymology of the name Eliathah
The name Eliathah consists of two elements. The first part comes from אל (El), the prominent Canaanite deity whose name became applied to the God of Israel, or the common abbreviation of Elohim, the genus God:
The second part of our name possibly comes from the verb אתה ('ata), meaning to come:
For a meaning of the name Eliathah, both NOBSE Study Bible Name List and BDB Theological Dictionary read God Has Come. Jones' Dictionary of Old Testament Proper Names proposes God Comes.