Thematic Bible: Children of, not heirs
Thematic Bible
Concubinage » Laws concerning » Children of, not heirs
Therefore she said to Abraham, Cast out this handmaid and her son. For the son of this handmaid shall not be heir with my son, even with Isaac.
And, behold, the word of LORD came to him, saying, This man shall not be thine heir, but he who shall come forth out of thine own bowels shall be thine heir.