What is the ruling when a traveler changes the intention of their journey to a sinful journey while in the state of intending to shorten prayer?

Chapter on the Traveler's Prayer

Al-Mughni

Book of Prayer

Book 3 · Issue 2 · Bab 11

Open in Qurani

Primary text

If a traveler changes the intention of their journey to one of disobedience, they are obligated to complete the prayer. Those praying behind them must follow this completion. This ruling is supported by Al-Shafi'i.