Al-Nassr and Al-Ittihad reached the quarter-finals of the AFC Champions League after respective high-scoring wins in the last 16.
Shanghai SIPG are into the knockout stages of the AFC Champions League, as are Urawa Reds after a crucial win over Beijing Guoan.
Five teams progressed to the knockout stage of the AFC Champions League, including Al Wahda and Al Ittihad, after Tuesday's action.
Amir Motahari scored in stoppage time to seal a 3-2 AFC Champions League victory for Zob Ahan over Al Nassr.
Slaven Bilic has secured his first managerial position since leaving West Ham, agreeing a three-year deal with Al-Ittihad.