Ecumenical

[Rihanna]

General; universal; in ecclesiastical usage, that which
concerns the whole church; as, an ecumenical council.

[Cami]

Of [worldwide] [scope] or applicability; universal.

Of or relating to the worldwide Christian church.

Concerned with establishing or promoting [unity] among churches or religions.

[Jason Yan]

Representing a number of different Christian Churches.

[PussyCat]

encouraging the different Christian Churches to unite: