Galatians 4:26-28

Young's Literal Translation

²⁶ and the Jerusalem above is the free-woman, which is mother of us all,

²⁷ for it hath been written, `Rejoice, O barren, who art not bearing; break forth and cry, thou who art not travailing, because many [are] the children of the desolate -- more than of her having the husband.'

²⁸ And we, brethren, as Isaac, are children of promise,