Explains the Hitpashtut of Ohr Ein Sof to make Kelim in four Behinot of Aviut by picturing the organs of Adam, which are: Eynaim, Awzen, Hotem, Peh. The more Zach is more important, and Eynaim are Behina Aleph, Awzen – Behina Bet, Hotem – Behina Gimel, Peh – Behina Dalet...