²² Scripture says that Abraham had two sons, one by a woman who was a slave and the other by a free woman. ²³ Now, the son of the slave woman was conceived in a natural way, but the son of the free woman was conceived through a promise made to Abraham.

²⁴ I’m going to use these historical events as an illustration. The women illustrate two arrangements.^[a] The one woman, Hagar, is the arrangement made on Mount Sinai. Her children are born into slavery.