Kabbalah Yesaya 38:2: Zohar

AND I BESOUGHT THE LORD AT THAT TIME SAYING, O LORD GOD, THOU HAST BEGUN TO SHOW THY SERVANT, ETC. R. Jose adduced here the verse: “And Hezekiah turned his face to the wall and prayed to the Lord” (Isa. 38, 2). ‘How great’, he said, ‘is the power of the Torah, and how it is exalted above all, since he who occupies himself with the Torah fears no adversaries either above or below, nor any evil haps of the world, because he is attached to the Tree of Life and eats therefrom every day.