Hebrews 11:18
of whom it had been said, "Through Isaac your offspring must be traced."
Romans 9:7-8
nor are they all children of Abraham, because they are his descendants, but the promise was "In the line of Isaac your descendants will I be counted."
Treasury of Scripture Knowledge
Summary
And God said unto Abraham, Let it not be grievous in thy sight because of the lad, and because of thy bondwoman; in all that Sarah hath said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.
In isaac
Bible References
In isaac
Romans 9:7
nor are they all children of Abraham, because they are his descendants, but the promise was "In the line of Isaac your descendants will I be counted."
Hebrews 11:18
of whom it had been said, "Through Isaac your offspring must be traced."