Verse's partner (7)
I believe the answer is:
chapter
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">verse's partner</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 chapter that I've seen before include "Part of book" , "reading- matter" , "religious assembly" , "one section of book" , "Distinctive period of history" .)