The Emperor Was delighted with Tulsidas and introduced the Hanuman temple by having an 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 was not destroyed through the Muslim rulers who invaded India https://hanumanmandiradelaide.com.au/lord-shanidev-the-powerful-deity-of-justice-and-discipline-at-hanuman-mandir-south-australia/