1 Chronicles 1:50

When Baal-hanan died, Hadad reigned in his place. His city was named Pau, and his wife’s name was Mehetabel daughter of Matred, the daughter of Me-zahab.

Note Many MT manuscripts, some LXX manuscripts, Vulgate, and Syriac (see also Genesis 36:39); most MT manuscripts Pai

BSB · Berean Standard Bible
And when Baal-hanan was dead, Hadad reigned in his stead: and the name of his city was Pai; and his wife’s name was Mehetabel, the daughter of Matred, the daughter of Mezahab.

Note Hadad: or, Hadar

Note Pai: or, Pau

KJV · King James Version
Baal Hanan died, and Hadad reigned in his place; and the name of his city was Pai. His wife’s name was Mehetabel, the daughter of Matred, the daughter of Mezahab.
WEB · World English Bible
And Baal-hanan died, and Hadad reigned in his stead; and the name of his city was Pai: and his wife’s name was Mehetabel, the daughter of Matred, the daughter of Me-zahab.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

Hadad
This variation is occasioned simply by the mutation of [Rêysh,] {raish,} and [Dâleth,] {daleth;} being in Genesis, [Hadar ,] Hadar, and here, [Hadad ,] Hadad.
Genesis 36:39
Hadar
Pai. This simply depends on the interchange of [Yôwd] {yood} and [Vâv] {wav;} being written in Genesis [Pâûw ,] Paü, and here, [Pâîy ,] Paï.
Genesis 36:39