1 Chronicles 2:52

Overview - 1 Chronicles 2
The sons of Israel.
The posterity of Judah by Tamar.
13 The children of Jesse.
18 The posterity of Caleb the son of Hezron.
21 Hezron's posterity by the daughter of Machir.
25 Jerahmeel's posterity.
34 Sheshan's posterity.
42 Another branch of Caleb's posterity.
50 The posterity of Caleb the son of Hur.
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1 Chronicles 2:52  (King James Version)
And Shobal the father of Kirjathjearim had sons; Haroeh, and half of the Manahethites.

or, Reaiah.
As Haroeh and Reaiah have nearly the same signification, it is probable they were deemed perfectly interchangeable, and indifferently applied.

half of the Manahethites or, half of the Menuchites, or,