Arthashastra
कुश आम्र फल तैल सिक्तो अग्निर् वर्ष प्रवातेषु ज्वलति ॥
When the oil extracted from the fruits of kusa (ficus religiosa) and ámra (mango) is poured over the fire, it burns even in the storm.
english translation
kuza Amra phala taila sikto agnir varSa pravAteSu jvalati ॥
hk transliteration by Sanscript