Compassion and care are central to Hindu philosophy, which is exemplified via the shelter for cows. Cows maintain a sacred standing in Hindu tradition, symbolizing nurturing and selflessness. The inhabitants of Delhi are, even so, specifically dedicated to it. The initial temple seems to have been manufactured by Maharaja Jai https://www.slideshare.net/slideshow/where-courage-meets-karma-the-spiritual-harmony-of-hanuman-mandir-south-australia/280965633