Judah ha-Levy, Dîwân des Abu-l-Hasân Jehuda ha-Levi, ed. H. Brody (Westmead, England, 1971), 3: 6 (poem no. 5)

Jewish Mysticism
To behold Him the eye fails,

But from my flesh He is revealed to my heart.

Translated by Elliot Wolfson in Through a Speculum that Shines- Vision and Imagination in Medieval Jewish Mysticism, Princeton- Princeton University Press, 1994.