190. When Cyrus had taken vengeance on the river Gyndes by dividing it into three hundred and sixty channels, and when the next spring was just beginning, then at length he continued his advance upon Babylon: and the men of Babylon had marched forth out of their city and were awaiting him. So when in his advance he came near to the city, the Babylonians joined battle with him, and having been worsted in the fight they were shut up close within their city. But knowing well even before this that Cyrus was not apt to remain still, and seeing him lay hands on every nation equally, they had brought in provisions beforehand 204 for very many years. So while these made no account of the siege, Cyrus was in straits what to do, for much time went by and his affairs made no progress onwards. 191. Therefore, whether it was some other man who suggested it to him when he was in a strait what to do, or whether he of himself perceived what he ought to do, he did as follows:⁠—The main body of his army 205