While we're talking about the subject of constructing religions, I'd like to bring up the concept of the Creed. The creed is nothing more than a simple statement of the religion's beliefs, meant to be recited. If you cannot write a creed for your monotheistic religion, it probably needs work on internal consistency. Creed examples:

The faded, yet oddly pristine robes of an ancient healer, this cloth radiates a palpable sense of comfort, of wholeness.

The proper names and descriptions of a sword's parts.

A coward's ring, Spathi's Ring of Elusion allows the magi wearing it easy escape from battle, and a parting shot to be remembered by at the same time.

Taronia - Land of mystics and sages. Taronia - Land of the Gods. Taronia - Land of Conquerers.

The Wise Woman of a small family of the giant hill people known as the Volgotoi, Korara's particular gifts of illusion have allowed her a surprising degree of influence over the local Imperial outpost, helping spare her people the ravages of 'civilization'.

The daughter of a long line of Shinto priestesses, Mei has sworn to protect her adopted city of Washington from the dark godlings that infest it, feeding upon the greed and lust of those who live there. There's just one little hitch...

Strange plant-creatures from Rosetta II, the Rosahomin are, for a small portion of their lives, roughly humanoid creatures, fully sentient, and capable of interacting with the galaxy.

A mid-sized sailing ship with an embedded Shard of the Storm.