Swayameva Mrugendrata स्वयमेव मृगेन्द्रता
Swayameva Mrugendrata is one of the most inspiring shlokas which implies self-declared the king of the forest.
"Your actions and attributes makes you a king."
"Your power and strength makes you a king."
न अभिशेको न संस्कार: सिम्हस्य क्रियते वने |
विक्रमार्जिता सत्वस्य स्वयमेव मृगेन्द्रता ||
There is no official coronation ceremony held to declare lion king of the Jungle
He becomes king by his attributes and heroic actions.