KJV : And <1161> not <3756> only <3440> [this]; but <235> when Rebecca <4479> also <2532> had conceived <2845> by <1537> one <1520> <2192> (5723), [even] by our <2257> father <3962> Isaac <2464>;

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NASB : And not only this, but there was Rebekah also, when she had conceived \i1 twins\i0 by one man, our father Isaac;

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NASB# : And not only<3440> this, but there was Rebekah<4479> also<2532>, when she had conceived<2845><2192> <I>twins</I> by one<1520> man<1520>, our father<3962> Isaac<2464>;