Grocott & Ward, comps. Grocott’s Familiar Quotations, 6th ed. 189-?.

Wager

Most men (till by losing render’d sager)
Will back their own opinions with a wager.
Byron.—Beppo, Stanza 27.

Quoth she, I’ve heard old cunning stagers
Say, fools for arguments use wagers.
Butler.—Hudibras, Part II. Canto I. Line 297.