Conversation so far:
george frederick handel's hallelujah chorus from messiah is what form of music
Messiah is an English-language oratorio composed by George Frideric Handel, with a scriptural text compiled by Charles Jennens from the King James Bible, and from the Coverdale Psalter.

Question: how long did it take to compose the music for the oratorio
Self-contained rewrite: how long did it take to compose the music for Messiah by George Frideric Handel