Meanwhile Vatke in 1835 pointed out the importance of Ezekiel’s legislative programme, for Ezekiel shows a knowledge of D, but not of P, the legislation of P being a developed and completed codification of the laws for the restored exiles summarized in Ezek 40–48. Reuss hesitated to publish his conclusions in face of the popular theory, but his work was carried on by his pupils, one of whom, Graf, in 1866, published his important thesis maintaining that the teaching of the prophets was prior to the