Ishui was a son of Asher, from whom the Ishuite family descended. He is listed among those who went to Egypt with Jacob. His descendants formed one of the clans of the tribe of Asher.
Key verses:Genesis 46:17Numbers 26:44
☩Son of Saul
Another Ishui was a son of King Saul, listed between Jonathan and Melchi-shua. He is apparently the same as Abinadab mentioned elsewhere. He likely died with Saul and Jonathan at the battle of Mount Gilboa.
1.John McClintock and James Strong, "Ishui," in Cyclopedia of Biblical, Theological and Ecclesiastical Literature, vol. IV (Harper & Brothers, 1867–1887).