(prop. מִשְׁקוֹ Š, mashkoph', lit. a projecting cover; Exodus 12:22; Exodus 12:33; "upper door-post," Exodus 12:7; also כִּפְתֹּר, kaphtor', a chaplet, i.e., capital of a column, Amos 9:1; Zephaniah 2:14; elsewhere a "knop" of the candelabrum; and אִיַל, a'yil, a "ram," as often; hence a pilaster or pillar in a wall, 1 Kings 6:31, elsewhere "post"), the head-piece of a door, or the horizontal beam covering the side-posts or jambs. (See POST). This the Israelites were commanded to mark with the blood of the paschal lamb on the memorable occasion when the Passover was instituted. (See PASSOVER).