Adam Clarke's Commentary on the Bible - Genesis 11:3
Let us make brick - It appears they were obliged to make use of brick, as there was an utter scarcity of stones in that district; and on the same account they were obliged to use slime, that is, bitumen, (Vulg). ασφαλτος , (Septuagint) for mortar: so it appears they had neither common stone nor lime-stone; hence they had brick for stone, and asphaltus or bitumen instead of mortar. read more
Adam Clarke's Commentary on the Bible - Genesis 11:2
As they journeyed from the east - Assyria, Mesopotamia, and the country on the borders and beyond the Euphrates, are called the east in the sacred writings. Balaam said that the king of Moab had brought him from the mountains of the east, Numbers 23:7 . Now it appears, from Numbers 22:5 , that Balaam dwelt at Pethor, on the river Euphrates. And it is very probable that it was from this country that the wise men came to adore Christ; for it is said they came from the east to Jerusalem, ... read more