'Let There Be' in the Bible

And it cometh to pass, at their passing over, that Elijah hath said unto Elisha, 'Ask, what do I do for thee before I am taken from thee?' and Elisha saith, 'Then let there be, I pray thee, a double portion of thy spirit unto me;'

Then he went out to the spring of waters and threw the salt [into it] there and said, "Thus says Yahweh, 'I hereby purify these waters; let there be no longer any death or unproductiveness from it.'"

And Naaman said, If not, yet, I pray thee, let there be given to thy servant two mules burden of earth; for thy servant will henceforth offer neither burnt-offering nor sacrifice unto other gods, but unto Jehovah.

Then responded one of his servants, and said - Let there be taken, I pray thee, five of the horses that remain, which have been left therein, there they are, according to all the multitude of Israel who have been left therein, there they are, according to all the multitude of Israel, who have been consumed, - and let us send and see!

And Jehu said, Let there be a special holy meeting for the worship of Baal. So a public statement was made.