Who knows two hundred ninety-seven?
?שבעה ותשעים ומאתים - מי יודע
In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 297.
I'm pretty sure there's no lazy gematria available for this one.
Check out mi-yodeya-series for the previous two hundred ninety-sixentries in this ongoing series.
Please include sources for your information wherever possible, as with all other answers on this site.