Treasury of Scripture Knowledge

Summary

For it is written, that Abraham had two sons, the one by a bondmaid, the other by a freewoman.

Bible References

That

Genesis 16:2
And Sarai said to Abram, See, the Lord has not let me have children; go in to my servant, for I may get a family through her. And Abram did as Sarai said.
Genesis 21:1
And the Lord came to Sarah as he had said and did to her as he had undertaken.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain