Galatians 4:27-29

Young's Literal Translation

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,

²⁹ but as then he who was born according to the flesh did persecute him according to the spirit, so also now;