The battle followed immediately after; but, in spite of their courage and fanaticism, the Egyptian army was completely defeated.
According to Ctesias, fifty thousand fell on the vanquished side, while the victors lost no more than seven thousand.

Psammenitus, after his defeat, threw himself into Memphis, but, being blockaded by land and prevented from receiving supplies from the sea, after a stout resistance, he surrendered.

The captive monarch received the respectful treatment which Persian clemency usually accorded to fallen sovereigns.
Herodotus even goes so far as to intimate that, if he had abstained from conspiracy, he would probably have been allowed to continue ruler of Egypt, exchanging, of course, his independent sovereignty for a delegated kingship held at the pleasure of the Lord of Asia.
The conquest of Egypt was immediately followed by the submission of the neighboring tribes.

The Libyans of the desert tract which borders the Nile valley to the west, and even the Greeks of the more remote Barca and Cyrene, sent gifts to the conqueror and consented to become his tributaries.

But Cambyses placed little value on such petty accessions to his power.