See
Calvary.
"Kippah (the Hebrew word used for the Jewish skullcap) can mean 'vault,' 'arch,' or 'doorway,'. . ."
Ref-0142, p. 147. "Practices such as wearing the yarmulke (kippah or head covering) and the tallit (prayer shawl) as separate garments, as well as specific ways in which many holidays plus the Bar/Bat Mitvah celebrations are observed, have no basis in Torah but date from Rabbinic and sometimes even medieval times." William C. Varner, "Do We Need Messianic Synagogues?",
Ref-0164, 14/1 (2003):47-62(61).