أَخْبَرَنَا قُتَيْبَةُ، عَنْ مَالِكٍ، عَنْ زَيْدِ بْنِ أَسْلَمَ، عَنْ عَبْدِ الرَّحْمَنِ بْنِ أَبِي سَعِيدٍ، عَنْ أَبِي سَعِيدٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏"‏ إِذَا كَانَ أَحَدُكُمْ يُصَلِّي فَلاَ يَدَعْ أَحَدًا أَنْ يَمُرَّ بَيْنَ يَدَيْهِ فَإِنْ أَبَى فَلْيُقَاتِلْهُ ‏"‏ ‏.‏

Narrated Abu Saeed: It was narrated from Abu Saeed that the Messenger of Allah(PBUH) said: " If anyone of you is praying, he should not let anyone pass in front of him, and if he insists (on passing) then let him fight him." Translation Not Available

Book Ref: Sunan An Nisai Book 9 Hadith 757
Web Ref:  Sunan An Nisai Vol 1 Book 9 Hadith 758