And it shall come to pass, that when they enter in at the gates of the inner court, they shall be clothed with linen garments; and no wool shall come upon them, while they minister in the gates of the inner court, and inside.
Read Chapter 44
George Leo Haydock
Court; that is to do duty.
Linen. Wool might have been taken from a dead sheep, which would render the person unclean. (Calmet)