There are about 30 different original writers of Old Testament (consists of 39 books) starting from Moses. These writers wrote by the inspiration of the Holy Spirit as God is the author of The Bible.
Another Answer:
There is only ONE author of the entire Bible - that is the Word of God - Jesus Christ who spoke all that His Father told Him to. There are many 'writers' in the Old Testament which in its original form consisted of 22 Books.
The original text is not called the "Old Testament". It is called "the Hebrew bible. See related links for the complete Hebrew Bible online.
What was the original blood covenant?
The original is almost all in Hebrew.
Moses
Robert H. Pfeiffer has written: 'The books of the Old Testament' 'Religion in the Old Testament'
No, Matthew is not an Old Testament prophet. He is one of the twelve apostles chosen by Jesus in the New Testament. He is also the author of the Gospel of Matthew, which is the first book of the New Testament.
Charles A. Kimball has written: 'Jesus' exposition of the Old Testament in Luke's gospel' -- subject(s): Bible, Criticism, interpretation, Quotations in the New Testament, Relation to the Old Testament, Views on the Old Testament
No one does. The original language of the Old Testament was both Hebrew and Arahmaic. The Book of Daniel was written in Babylon.
Ferrell Jenkins has written: 'The Old Testament in the Book of Revelation' -- subject(s): Relation to the Old Testament, Bible
The Christian bible has two parts: The old testament and the new testament. Christians believe that when Jesus came and died for our sins, he said that the old testament did not matter any longer. Judaism does not believe in Jesus, so they do not have the new testament. They follow the original old testament, which as I stated, is also in the Christian bible.
The Old Testament.
The original language of the New Testament was Greek.