The Emperor Was pleased with Tulsidas and presented the Hanuman temple with the Islamic crescent Moon finial which adorns the temple spire. Additionally it is claimed that as a result of crescent moon image to the spire, the temple wasn't ruined because of the Muslim rulers who invaded India at https://hanumanmandiradelaide.com.au/explore-the-sacred-essence-of-the-hindu-temple-in-adelaide/