Right, their sources for earth religious texts are records from 20th-21st century popular culture, when people did commonly name it in the plural. For example, a stash of archaic documents requiring a laser to read the surface while it is spun, providing 2 dimensional moving pictures and sound.Thank you for the kind words.
Yeah, you definitely caught a Jew in a New Testament mistake.
But given that earth and its holy books are vague myths in ze future, I'll stand by the mistake.
The situation is only a step removed from what we know about the Manichaean and Zoroastrian canons of holy books... "Once we had a full set, you know! Not just a couple of books we can hardly read anymore!"
Or more so, Muslims believe there were books revealed to Abraham and Idris (Enoch) and since lost to time.