Ashfa scored in the 88th minute as Egyptians Al Ahly edged Seattle Sounders 1-0 on Saturday to book a Club World Cup semi-final with Real Madrid.
Second-half replacement Ashfa, a 20-time Egypt international, saw his late volley deflected to wrong foot Sounders goalkeeper Stefan Frei, which took Al Ahly to Wednesday's last-four fixture in Rabat.
Bafana Bafana striker Percy Tau received a yellow card for stepping on Nouhou Tolo's foot from behind. With the win, Tau will be playing against Real Madrid for the second time in his career.
Earlier, teenager Musab Al Juwayr scored the crucial spot kick as Al Hilal beat CAF Champions League winners Wydad Casablanca 5-3 on penalties (1-1 after extra time) to set-up a semi-final with Brazilians Flamengo.
Al Juwayr, 19, converted after Yahya Attiat-Allah's miss for the Moroccans, playing 350km down the coast from their home city.
Defender Ayoub El Amloud had opened the scoring for the outfit on home soil before teammate Yahya Jabrane was sent off in stoppage time at the end of the match.
Midfielder Mohamed Kanno equalised for the Saudis and sent the game into extra-time after 94 minutes. Kanno, however, was then red-carded four minutes into the additional half an hour.
Al Juwayr secured his side's place in Tuesday's semi-final in Tangier with an effort from the spot on just his 21st senior appearance.