Brahma Sutras
ॐ सुखविशिष्टाभिधानादेव च ॐ ॥ १-२-१५॥
And this so for the further reason that the One possessed of bliss is referred to (in the Text, “The One that”).
english translation
OM sukhaviziSTAbhidhAnAdeva ca OM ॥ 1-2-15॥
hk transliteration by Sanscript