Genesis 21 Sarah conceives, gives birth to Isaac, and has Abraham banish Ishmael and his favorite strange, Hagar.
Genesis 22 God sets up the most awkward fathers day ever by commanding Abraham to sacrifice Isaac, but spares the kid after his father scares the shit out of him.
Genesis 23 Sarah dies at 125, and Abraham buries her in a cave.
Genesis 24 Abraham get his servant to search for a wife for Isaac. He finds the virgin Rebekah (at a well as opposed to an elevator but it was pretty much the same conversation). Isaac wastes no time in taking her in his mothers tent, which comforts him over his mothers death.