Christ, our High Priest, in Daniel: Jamieson, Fausset and Brown

linen--the raiment of priests, being the symbol of sanctify, as more pure than wool (Exodus, 28. 42 ;);

Jamieson, Fausset, and Brown's commentary on Daniel 10:13, "linen"

(Jamieson, Robert, Fausset, A. R., & Brown, David, A Commentary, 4 Vols, Toledo, Ohio: Jerome B. Names, 1883-1884, Old Testament, vol. 2, p. 645.)