under pain of
Synonym of on pain of
Eugene condemned the enslavement of the peoples of the newly colonized Canary Islands and, under pain of excommunication, ordered all such slaves to be immediately set free. Source: Internet
In his bull of 21 March 1591, Cogit nos, he forbade under pain of excommunication all betting concerning the election of a Pope, the duration of a pontificate, or the creation of new cardinals. Source: Internet
The Code also regulated the liquor traffic fixing a fair price for beer and forbidding the connivance of the tavern keeper (a female) at disorderly conduct or treasonable assembly, under pain of death. Source: Internet
On 4 March 1679, he condemned the proposition that "the precept of keeping Holy Days is not obligatory under pain of mortal sin, aside from scandal, if contempt is absent". Source: Internet
I will hasten by the direct road to the port allotted to me and not leave the King's highway under pain of arrest or execution. Source: Internet
More important, the pope forbade ecclesiastical officials under pain of excommunication to support Henry as they had so freely done in the past. Source: Internet