Abraham left everything he owned to Isaac.
Abraham lived, after the marriage of Isaac, thirty-five years, and all that is recorded concerning him during the time lies here in a very few verses. We hear no more of God's extraordinary appearances to him or trials of him; for all the days, even of the best and greatest saints, are not eminent days, some slide on silently, and neither come nor go with...
Commenting on Genesis 25:1-10
And Abraham gave all that he had unto Isaac. By his last will and testament; not all out of his own hand, while he lived, at least he reserved somewhat for himself, and for gifts to his other children; so his servant declared to the parents and friends of Rebekah, Gen 24:35; wherefore some render the words here "had given" (d); or the sense is...
Abraham gave all that he had unto Isaac . . . unto the sons of the concubines . . . Abraham gave gifts--While the chief part of the inheritance went to Isaac; the other sons (Ishmael included) migrated to "the East country," that is, Arabia, but received each a portion of the patrimony, perhaps in cattle and other things; and this settlement of Abraham's must...