During Al-Taawoun's Saudi Roshn League home game against Al-Qadsiah in Buraidah on Tuesday, Hamdallah clashed with Al-Taawoun captain Achraf Al-Mahdioui at half-time.
Al-Qadsiah beat Al-Taawoun in Buraidah to move top of the Saudi League, and Al-Taawoun president Badr Al-Ghannam was shown accusing the referee of favouring Al-Qadsiah.
Al-Ittihad visited Al-Ettifaq in the Saudi Roshn League's tenth round, where Houssem Aouar made it 2-0 on 53 minutes from George Ilenikhena's assist.
Kerem Demirbay said he wanted to play for Turkey and claimed a Turkey tattoo changed his Germany international career.
MC Alger said they were unhappy with refereeing decisions and alleged harassment after a 2-0 first-leg defeat to Enugu Rangers at the MKO Abiola Stadium.
After Bayern Munich's 6-1 win over RB Leipzig on Saturday, Lothar Matthäus said the club should immediately extend Michael Olise's contract.
Brentford said an incident during Saturday's 2-1 home defeat to Liverpool, involving an item kicked from a height towards the pitch, has been referred to police.
Milan Futuro beat Chievo Verona 2-1 at the Olivieri stadium, where Alessandro Bonomi scored the winning goal.
