نيرحبلا في نفدلا سوقطو رئاعش
the most important civilization in the Gulf from 3rd to 1st millennium BC, prospered and reached its climax c. 2000 BC. From the end of the 4th millennium BC, reference to Dilmun appears in ancient Mesopotamian texts in association with trade, signalling the flourishing of a trade emporium that was vital for the economy of Sumer.