Church of Saint Jacob in Nisibis
... that the Church of Saint Jacob in Nisibis in southeastern Turkey was originally the baptistery of a Syriac Orthodox cathedral which no longer exists?
... that the <b id="mwA4k"><a class="mw-redirect" href="./Mor_Yakup_Church" id="mwA4o" rel="mw:WikiLink" title="Mor Yakup Church">Church of Saint Jacob in Nisibis</a></b> in southeastern Turkey was originally the <a href="./Baptistery" id="mwA4s" rel="mw:WikiLink" title="Baptistery">baptistery</a> of a Syriac Orthodox cathedral which no longer exists?