Iru was identified as the eldest son of Caleb. Some textual evidence suggests the name may instead be read as Ir.
Definition
Iru was identified as the eldest son of Caleb. The supplied material also indicates that the name may properly be read as Ir, with the final syllable belonging to the following word.
Biblical Usage
Iru appears in the genealogy of Caleb in the Chronicler’s record.
Historical Background
The supplied material notes a possible reading of the name as Ir, treating the final syllable as the conjunction “and” belonging to the following word.
Historical Bible Dictionaries
Smith's Bible Dictionary
(watch), the eldest son of the great Caleb son of Jephunneh. (1 Chronicles 4:15) (B.C. 1451.)
International Standard Bible Encyclopedia (ISBE)
<p>i'-roo (`iru): Eldest son of Caleb (1Ch 4:15); probably to be read Ir, the syllable "-u" being the conjunction "and" belonging to the following word.</p>