Isaiah was a major Hebrew prophet (Oxford Dictionary p 966)
Isaiah is a book of Bible containing his prophecies (Oxford Dictionary p 966)
In the Bible, a Hebrew prophet who lived in the latter half of the 8th century BC. (MSN Encarta online)
He was the earliest of the major prophets. (MSN Encarta online)
a major Hebrew prophet in Judah about 740 to 701 b. c. (Merriam-Webster online)
a prophetic book of canonical Jewish and Christian Scripture — see bible table (Merriam-Webster online)
Also called Isaiah of Jerusalem. a Major Prophet of the 8th century b. c. (Dictionary.com)
a book of the Bible bearing his name. Abbreviation: Isa. (Dictionary.com)