What does 1 Chronicles 7:16 mean?

And Maacah the wife of Machir bare a son, and she called his name Peresh; and the name of his brother was Sheresh; and his sons were Ulam and Rakem.

And Maachah the wife of Machir bare a son, and she called his name Peresh; and the name of his brother was Sheresh; and his sons were Ulam and Rakem.

And Maacah the wife of Machir bare a son, and she called his name Peresh; and the name of his brother was Sheresh; and his sons were Ulam and Rakem.

And Maacah, the wife of Gilead, gave birth to a son to whom she gave the name Peresh; and his brother was named Sheresh; and his sons were Ulam and Rakem.

And Maachah wife of Machir beareth a son and calleth his name Peresh, and the name of his brother <FI>is<Fi> Sheresh, and his sons <FI>are<Fi> Ulam and Rakem.

And Maacha the wife of Machir bore a son, and she called his name Phares: and the name of his brother was Sares: and his sons were Ulam and Recen.

And Maachah the wife of Machir bore a son, and she called his name Peresh; and the name of his brother was Sheresh; and his sons were Ulam and Rakem.