Note 080
The oath of fidelity imposed on the emperor by the pope is recorded and sanctified in the Clementines, (l. ii. tit. ix.;) and Aeneas Sylvius, who objects to this new demand, could not foresee, that in a few years he should ascend the throne, and imbibe the maxims, of Boniface VIII.]
The History Of The Decline And Fall Of The Roman Empire Fall In The EastChapter 70