Foreign trade of India

"Nearly all the evidence of Harappan relations with the West has been brought to light in foreign territories (the Persian Gulf, Mesopotamia, Iran) and not in the Indus territories."

"O Soma, from every side pour forth four seas filled with a thousand-fold riches."

"It is clear however that the products of India which entered long-distance trade were of a great, seemingly infinite, variety and that they were quite commonly expensive or precious."