Abu Huraira reported: The Messenger of Allah, peace and blessings be upon him, said, “One of you continues to be in a state of prayer as long as the prayer occupies him and nothing stops him from returning to his family but prayer.”
Source: Ṣaḥīḥ Muslim 649
Grade: Sahih (authentic) according to Muslim
عَنْ أَبِي هُرَيْرَةَ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ لَا يَزَالُ أَحَدُكُمْ فِي صَلَاةٍ مَا دَامَتْ الصَّلَاةُ تَحْبِسُهُ لَا يَمْنَعُهُ أَنْ يَنْقَلِبَ إِلَى أَهْلِهِ إِلَّا الصَّلَاةُ
649 صحيح مسلم كتاب المساجد ومواضع الصلاة باب فضل صلاة الجماعة وانتظار الصلاة
Source: Daily Hadith