By sweat of the brow(phrase)
(By hard work)
Hindi meaning:मेहनत से, परिश्रम से
Synonyms: Diligently, Assiduously, Painstakingly, Restlessly
Antonyms: Idly, Inactively
Example: By the sweat of his brow, A peasant can turned a barren little plot of land into the flourishing farm.
Trick to remember: Sweating hoti hai tab By sweat of the brow hoti hai. 
