The Book of Gad the Seer, also called The Word of Gad the Seer, is said to have been written by the Prophet mentioned in 1 Chronicles 29:29. The passage reads: "Now the acts of David the king, first and last, behold, they are written in the book of Samuel the seer, and in the book of Nathan the prophet, and in The Book of Gad the Seer." The prophet, Nathan and the seer, Gad, lived at the same time under the reign of King David. Therefore,...