וְאֵת֙ מִזְבַּ֣ח הַזָּהָ֔ב וְאֵת֙ שֶׁ֣מֶן הַמִּשְׁחָ֔ה וְאֵ֖ת קְטֹ֣רֶת הַסַּמִּ֑ים וְאֵ֕ת מָסַ֖ךְ פֶּ֥תַח הָאֹֽהֶל׃
금단과 관유와 향기로운 향과 장막 문장과
Siftei Chakhamim
Denoting a barrier. [מסוכת, "barrier"] is similar to מסך פתח ["a screen at the entrance"] (Shemos 39:38) with the connotation of a barrier which encloses.