What order do the sections come in a requiem, and what or were can I find words for it in latin?

Question

I wish to write a traditional requiem and need to know what oder the sections come in and

Answer 1

Go to this site. Very informative and complete.
http://members.optusnet.com.au/~charles57/
Requiem/lyrics.htm

http://members.optusnet.com.au/~charles57/Requiem/lyrics.htm

Answer 2

If you don't know what the parts are, then you are probably not ready to compose a real one, but can compose one that is in the 'style' of a traditional requiem, something that is 'reminiscent' of a real one.

Here is a link that describes what a requiem is and a bit about history:
http://classicalmusic.about.com/od/classicalmusic101/a/requiemmass.htm