If I saw deers grazing in Medina, I would not chase them, for Messenger of Allah ﷺ said, "(Medina) is a sanctuary between its two mountains."  

أَنَّهُ كَانَ يَقُولُ لَوْ رَأَيْتُ الظِّبَاءَ بِالْمَدِينَةِ تَرْتَعُ مَا ذَعَرْتُهَا قَالَ رَسُولُ اللَّهِ ﷺ مَا بَيْنَ لاَبَتَيْهَا حَرَامٌ