Extended Strong's Hebrew Lexicon (Brown-Driver-Briggs based)
Imnah
Usage: A man of the tribe of Asher living at the time of Egypt and Wilderness, first mentioned at Gen.46.17; son of: Asher (H0836); brother of: Ishvah (H3438), Ishvi (H3440), Beriah (H1283) and Serah (H8294); also called Imnite at Num.26.44; § Imna or Imnah or Jimnah = "right hand" 1) the 1st born son of Asher 2) a Levite, descendant of Imnah, who assisted in the reforms of Hezekiah n patr 3) descendants of Imnah, son of Asher