Prayer: Do I Need to Repeat Prayers Performed with Sunnis When Following Their Practices (Qabḍ, Timing, Carpet Sujūd)?

Practical Laws of Islam as per the teachings of Imam Khamenei

Prayer: Do I Need to Repeat Prayers Performed with Sunnis When Following Their Practices (Qabḍ, Timing, Carpet Sujūd)?

English:

Question #599:

I associate with Sunnī people and perform the daily prayers with them. On certain occasions I practice according to them, e.g. cross my hand, not observing times of praying and do prostration on a carpet. Is it necessary to say them again?

Answer #599:

Prostration on a carpet and crossing one’s hands during prayer is not permissible unless it is required by taqiyyah.

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