חסידות אויף תהילים 73:25

In other words, he will despise his life with total and true negation of self, as written,¹⁰Psalms 73:25-26 “Who [but You] do I have in the heavens? And beside You I desire nothing on earth. My flesh and my heart fail: but God is the strength of my heart, and my portion forever.”

This [matter] is further [emphasized by] the verse,⁵Psalms 73:25 “Who have I in the heavens but You? And there is none upon earth that I desire beside You.” “Who have I in the heavens” refers to the general encompassing [light] (Sovev) before the Tzimtzum, which is called “the heavens of the heavens.”