Covenant holder
I believe the answer is:
ark
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">covenant holder</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 ark that I've seen before include "Noah's craft" , "-- of the Covenant" , "Great biblical boat" , "Large vessel" , "old vessel" .)