What is the source for not using the proper name of an avodah zara? How far does this halacha extend? For instance if thousands of years ago people worshipped an avodah zara named "XYZ" but no longer ...
Shabbos 67b says "Gad" (גד) was the name of an Amorite idol, and we shouldn't use it. Shouldn't this apply to the name "God" as well? eg. "God forbid"
Shabbos 67b says Gad was the name of an idol of the Amorites, and Dan was an idol of Samaria. If we're not supposed to even say the name of idols, how could Yaakov name his sons after them? (or is it ...