Prayer: If I Mistakenly Recite Tasbīhāt al-Arba‘ah Four Times Instead of Three, Is My Prayer Accepted?

Practical Laws of Islam as per the teachings of Imam Khamenei

Prayer: If I Mistakenly Recite Tasbīhāt al-Arba‘ah Four Times Instead of Three, Is My Prayer Accepted?

English:

Question #482:

The tasbīḥāt al-arba‘ah are recited three times in prayer, but if a person by mistake recites them four times, will his prayer be accepted by Allah?

Answer #482:

There is no problem in it.

-Imam Khamenei, Practical Laws of Islam, Importance and Conditions of Prayer