The Case of a Traveler Who Enters His Town or a Place where He Wants to Stay for Ten Days

إِذَا قَدِمْتَ أَرْضاً وَ أَنْتَ تُرِيدُ أَنْ تُقِيمَ بِهَا عَشَرَةَ أَيَّامٍ فَصُمْ وَ أَتِمَّ وَ إِنْ كُنْتَ تُرِيدُ أَنْ تُقِيمَ أَقَلَّ مِنْ عَشَرَةِ أَيَّامٍ فَأَفْطِرْ مَا بَيْنَكَ وَ بَيْنَ شَهْرٍ فَإِذَا بَلَغَ الشَّهْرُ فَأَتِمَّ الصَّلَاةَ وَ الصِّيَامَ وَ إِنْ قُلْتَ أَرْتَحِلُ غُدْوَةً.

‘If you arrive in a land where you want to stay for ten days, you must fast. You must perform your Salat (prayer) complete, but if you want to stay for less than ten days, then stop fasting. You can continue until a month and when your stay becomes one month, then complete your Salat (prayer) and fast even if you say,

سَأَلْتُهُ عَنِ الرَّجُلِ يُدْرِكُهُ شَهْرُ رَمَضَانَ فِي السَّفَرِ فَيُقِيمُ الْأَيَّامَ فِي الْمَكَانِ عَلَيْهِ صَوْمٌ قَالَ لَا حَتَّى يُجْمِعَ عَلَى مُقَامِ عَشَرَةِ أَيَّامٍ‌[1] وَ إِذَا أَجْمَعَ عَلَى مُقَامِ عَشَرَةِ أَيَّامٍ صَامَ وَ أَتَمَّ الصَّلَاةَ قَالَ وَ سَأَلْتُهُ عَنِ الرَّجُلِ يَكُونُ عَلَيْهِ أَيَّامٌ مِنْ شَهْرِ رَمَضَانَ وَ هُوَ مُسَافِرٌ يَقْضِي إِذَا أَقَامَ فِي الْمَكَانِ قَالَ لَا حَتَّى يُجْ

“I once asked abu al-Hassan (a.s.), about a man who finds himself in the month of Ramadan during a journey and stays at a place for few days, if he is required to fast. He (the Imam) said, ‘No, he is not obligated to fast until he decides to stay for ten days. Once he makes such a decision, he is then required to fast