Mundaka UpanishadMundaka Upanishad 3.1.6
सत्यमेव जयते नानृतम्
Satyam eva jayate nānṛtam
Truth alone triumphs in the end — never falsehood.
— Ekam (simplified)
📖 Story
Given money to start a business, the young Nanak spent it feeding starving holy men and called it the ‘True Bargain’ (Sacha Sauda). To him, living honestly and kindly was worth far more than any profit.