Zechariah 9:3
"And Tyrus did build herself a strong hold, and heaped up silver as the dust, and fine gold as the mire of the streets."
Cross References (ranked by relevance)
When thy wares went forth out of the seas, thou filledst many people; thou didst enrich the kings of the earth with the multitude of thy riches and of thy merchandise.
And then the coast turneth to Ramah, and to the strong city Tyre; and the coast turneth to Hosah; and the outgoings thereof are at the sea from the coast to Achzib:
Though he heap up silver as the dust, and prepare raiment as the clay;
And came to the strong hold of Tyre, and to all the cities of the Hivites, and of the Canaanites: and they went out to the south of Judah, even to Beersheba.
And the king made silver to be in Jerusalem as stones, and cedars made he to be as the sycomore trees that are in the vale, for abundance.
Who hath taken this counsel against Tyre, the crowning city, whose merchants are princes, whose traffickers are the honourable of the earth?
Then shalt thou lay up gold as dust, and the gold of Ophir as the stones of the brooks.