Original sentence: Martin Noth posited underlying unity of the books from Deuteronomy to 2 Kings (Noth 1943) presenting the persona of a single author who was using pre-Exilic material, writing in the age of exile, the mid 6th century BCE
Edited sentence: Martin Noth decisively showed the underlying unity of the books from Deuteronomy to 2 Kings (Noth 1943) presenting the persona of a single author who was using pre-Exilic material, writing in the age of exile, the mid 6th century BCE