Biblical high priest (3)
I believe the answer is:
eli
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">biblical high priest</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for eli that I've seen before include "High priest in the Book of Samuel" , "Priest, teacher of Samuel" , "Man's name" , "Biblical teacher of Samuel" , "Man" .)