[15] Following the downturn in the fortunes of the Royalists, Sainthill fled the Parliamentarian army, which led by General Fairfax had set up quarters at Bradninch on 16 October 1645.
[16] In the early autumn of 1645 Sainthill sought refuge with his wife and children in the walled City of Exeter, nine miles south-west of Bradninch.
Following the surrender of Exeter to the Parliamentarian forces on 9 April 1646, he received a pass from Fairfax, which allowed him to leave with "freedom from molestation for himself, with his servants, horses, arms, and necessaries",[2] and he set off for exile in Italy.
(See full text on Wikisource s:Peter's Banquet, or, The Cavalier in the Dumps) He was the subject of a lengthy verse satire written by the Republican or Roundhead faction, "very curious as a specimen of party spirit during the Civil War",[18] known as Peter's Banquet or The Cavalier in the Dumps, written circa 1645, certainly after the Battle of Naseby on 14 June 1645 (on which day the scene is set), which includes the following lines:[2][19] And: At Bradninch on 12 May 1614 Sainthill married Dorothy Parker (called "Dame Dolly" in the satirical verse), daughter and heiress of Robert Parker of Zeal Monachorum in Devon,[4] by his wife Mary.
His children included: His "very neat and tasteful"[25] mural monument, erected in 1679 by his son Samuel, survives in St Disen's Church, Bradninch, on the north wall of the chancel.