Text: David's sister Marjory had married Walter the Steward, and their son was the first of the long line of Stewart (later spelled Stuart) monarchs who would reign over Scotland and, subsequently, Great Britain until the  Glorious Revolution  of 1688.
Entailment: The Stewart dynasty was later rewritten as Stuart.
Contradiction: Walter the Steward's wife, Marjory, was not able to bear any children.