The Emperor Was pleased with Tulsidas and offered the Hanuman temple using an Islamic crescent Moon finial which adorns the temple spire. It's also claimed that because of the crescent moon image about the spire, the temple was not ruined by the Muslim rulers who invaded India at different instances. https://hanumanmandiradelaide.com.au/explore-the-sacred-essence-of-the-hindu-temple-in-adelaide/