וְאֵת֙ מִזְבַּ֣ח הַזָּהָ֔ב וְאֵת֙ שֶׁ֣מֶן הַמִּשְׁחָ֔ה וְאֵ֖ת קְטֹ֣רֶת הַסַּמִּ֑ים וְאֵ֕ת מָסַ֖ךְ פֶּ֥תַח הָאֹֽהֶל׃
mezbah emas, minyak urapan, ukupan wangi-wangian, dan tirai penutup pintu Kemah;
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.