Note 24 — II.
Reading edition
4. The Sohar (i, 18 b; 23 a) quotes and explains the interchange, on the outside of the Mezuza,24 of the words (יהוה אלהינו יהוה) Jehovah our God is Jehovah for (כוזו במוכסז כוזו) Kuzu Bemuchzaz Kuzu, by substituting for each letter its immediate predecessor in the alphabet, which was transplanted from France into Spain in the thirteenth century.25