Thy /(?)/

Thy

pron.
  1. Of thee, or belonging to thee; the more common form of thine, possessive case of thou; -- used always attributively, and chiefly in the solemn or grave style, and in poetry. Thine is used in the predicate; as, the knife is thine. See Thine.
    Our father which art in heaven, Hallowed be thy name. Thy kingdom come. Thy will be done.
    — Matt. vi. 9,10.
    These are thy glorious works, Parent of good.