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R. Judah, commenting on the verse, “Let there be a firmament in the midst of the waters”, said: “Did not that firmament divide the upper from the lower waters there would be conflict between them. But that firmament keeps the peace between them, and the world is established only on peace. God is also called “peace”; He is peace, His name is peace, and all is bound together in peace.’ R. Abba said: ‘I see that this supreme Holy Name is altogether peace and altogether one, and paths diverge from it in all directions.1The passage which follows in the text deals with the symbolism of the forms of the letters of the Divine Name, and also assigns the various names of the Deity to the various grades, as may be found in the table in the Appendix of Vol. I of this translation.