Thomson(i)
22 For it is written, that Abraham had two sons, one by a bondwoman, and one by a freewoman:
23 but he indeed who was of the bondwoman, was born in the ordinary course of nature; and he who was of the freewoman, in virtue of the promise.
24 These things have an allegorical meaning, for by these women are represented the two covenants; one from mount Sina, bringing forth for bondage; this is Hagar.
25 [for Hagar meaneth mount Sina in Arabia] and answereth to the present Jerusalem, who with her children is in a state of bondage:
26 but the Jerusalem above is free: this is the mother of us all;