The Psalter, or Psalms of David and certain canticles
Rolle, Richard, of Hampole, tr. 1290?-1349., Bramley, Henry Ramsden, ed. 1833-1917.

4. Disposui testamentum electis meis iuraui dauid seruo meo: vsque in eternum preparabo semen tuum. ¶ I hafe ordaynd testament til my chosen .i. sware til dauid my seruaunt: in till withouten end .i. sall grayth thi sede. ¶ I ordaynd the new testament til thaim that .i. hafe chosen till endles blis .i. sware, that is, .i. hight stabelly till dauid, that is, till crist. stalworth of hand, .i. sall grayth thi sede, that is, thi lufers & folowers. that thai be lastand withouten end.