Zohar 2:213b I

Jewish Mysticism
Happy is the lot of one who enters and exits and who knows how to contemplate the secrets of his Master to cleave to Him, for by means of these secrets a person can cleave to his Master and know the perfection of wisdom in the supernal mystery.

Translated by Elliot Wolfson in “Forms of Visionary Ascent and Ecstatic Experience,” in Gershom Scholem’s Major Trends in Jewish Mysticism 50 Years After 209-235. Edited by J. Dan and P. Schafer, Tubingen- J. C. B. Mohr, 1993.