Cloud nine (7)
I believe the answer is:
nirvana
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cloud nine</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for nirvana that I've seen before include "Buddhist blessed extinction" , "Buddhist paradise or hereafter" , "blessed release" , "religious state" , "religious ecstasy" .)