What is "to saint it"

Saint \Saint\ (s[=a]nt), v. t. [imp. & p. p. Sainted; p. pr. & vb. n. Sainting.] To make a saint of; to enroll among the saints by an offical act, as of the pope; to canonize; to give the title or reputation of a saint to (some one).

A large hospital, erected by a shoemaker who has been beatified, though never sainted.
--Addison.

To saint it, to act as a saint, or with a show of piety.

Whether the charmer sinner it or saint it.
--Pope.