The Emperor Was pleased with Tulsidas and introduced the Hanuman temple by having an Islamic crescent Moon finial which adorns the temple spire. It is additionally claimed that due to the crescent moon image about the spire, the temple was not ruined because of the Muslim rulers who invaded India https://hanumanmandiradelaide.com.au/how-to-do-pooja-on-hanuman-jayanti-a-step-by-step-guide-for-a-meaningful-celebration/