Coz (1):
koz (kots, "thorn"): A man of Judah (1 Chronicles 4:8). the American Standard Revised Version has added the article, making the name Hakkoz without sufficient reason. The name occurs with the article (Ha-qots) in Ezra 2:61, Nehemiah 3:4, Nehemiah 3:21, Nehemiah 7:63, and 1 Chronicles 24:10, but not with reference to the same person. Coz was of the tribe of Judah, while Hakkoz belonged to the family of Aaron.
(2):
koz (kots, "thorn"): A man of Judah (1 Chronicles 4:8). the American Standard Revised Version has added the article, making the name Hakkoz without sufficient reason. The name occurs with the article (Ha-qots) in Ezra 2:61, Nehemiah 3:4, Nehemiah 3:21, Nehemiah 7:63, and 1 Chronicles 24:10, but not with reference to the same person. Coz was of the tribe of Judah, while Hakkoz belonged to the family of Aaron.