Prayer: Reaching the Permitted Limit After Rukuʿ of the Third Rakʿah
Practical Laws of Islam as per the teachings of Ayatullah Sistani
Ruling 1308
If in the situation mentioned above one reaches the permitted limit after performing rukūʿ of the third rakʿah, he must perform another prayer in qaṣr form and it will not be necessary for him to complete the first prayer.