So when Luke lists Joseph and describes him as the son of Heli, it was understood to mean that Joseph was Heli’s son - in - law. ​ — Luke 3: 23.
وَيُبَرْهِنُ أَنَّهُ ٱلْوَرِيثُ ٱلطَّبِيعِيُّ لِعَرْشِ دَاوُدَ « بِحَسَبِ ٱلْجَسَدِ » .‏