If the two heirs of one man be a legitimate son of his body and a son begotten on his wife, each (of the two sons), to the exclusion of the other, shall take the estate of his (natural) father.
If the two heirs of one man be a legitimate son of his body and a son begotten on his wife, each (of the two sons), to the exclusion of the other, shall take the estate of his (natural) father.