Definition of "sixt"

Mary eldest daughter of king Henry the eight by the Lady Katherin of Spain, his first wife, and sister vnto king Edward the sixt by the father side, began her reigne the sixt day of Iuly, which day the king her brother died, and she was proclaymed at London […]

1809 , Richard Grafton, Grafton's Chronicle, Or History of England‎, page 534

And of it left his Sonne Imperial Lord / Henry the Sixt in Infant Bands crown'd King / Of France and England, did this King ſucceed: / Whoſe State ſo many had the managing, / That they loſt France, and made his England bleed:

1599, William Shakespeare, “The Life of Henry the Fift”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act V, scene ii], page 95, column 2

The ſixt thing that uſeth to ſtay and hinder men from mature Reſolution, Which is the deceitfull hope and perſwaſion to do it better, or with more eaſe afterward.

1650, Robert Persons, A Christian Directory […] ‎

They therefore are deceiued which thinke the grace of God though it cannot finally be loſt finally and for euer, yet that it may be loſt wholy for a time, whereas contrariwiſe the Apoſtle teacheth in the sixt to the Romanes, that the elect hauing once the life of grace from the ſpirit of Chriſt can no more returne to the death of ſinne, then Chriſt being raiſed from the dead can returne from the graue againe, verſe 9. 10. 11. reade and conſider the place.

1609, T. W., An Exposition of the two first verses of the sixt chapter to the Hebrewes, in forme of a dialogue.‎, page 79

With Fiſh repleniſht, and the Aire with Fowle, / Ev’ning and Morn ſolemniz’d the Fift day, / The Sixt, and of Creation laſt aroſe […]

1667, John Milton, “Book VII”, in Paradise Lost‎, Samuel Simmons, lines 447–449