The FA has stated Salah is not injured, but will be granted "a rest" for the second game of this international week.
Egypt have been competing in the Al Ain International Cup this month in the United Arab Emirates, in a four-team friendly tournament against Iran, Uzbekistan and Cape Verde.
Salah played a full 90 in their defeat to Ukraine on Friday and will miss tomorrow's game.
The Egytian FA said in a statement: “The Egyptian national football team, led by Hossam Hassan, held its training session in Al Ain in preparation for a friendly match against Cape Verde at 6pm on Monday - Cairo time - at Hazza Bin Zayed Stadium in Al Ain, UAE.
“The absence of the duo Ahmed Sayed Zizo and Hamdi Fathi from the Cape Verde match due to injury was also confirmed, and Salah Mohsen underwent recovery training, in addition to giving Mohamed Salah a rest, and his non-participation in the Cape Verde friendly.
“Tarek Abou El-Enein and Mohamed Abou Hussein, members of the board of directors of the Football Association, attended the training session of the Egyptian national team.”