 गिरिनिर्झरसम्भूता गिरिकन्दर वासिनाम्।सिंहानां निनदा दुःखा श्श्रोतुं दुःखमतो वनम्।। 
 It is frightening to hear the sounds of  waterfalls and the roar of lions living in the mountain caves. Therefore forest life is painful fearful. 