It is narrated from Hazrat Abdullah Abi Juhaim that the Messenger of Allah, peace and blessings be upon him, said: If the one passing in front of a person offering prayer knew how great a sin this act is, he would rather stand for forty (years, months, or days).

Hazrat Abdur Rahman bin Yazid narrates that once, while Hazrat Umar bin Abdul Aziz’s governor, Abdul Hameed bin Abdur Rahman, was present, a man began to pass in front of him during prayer. He pulled him with such force that his clothes were nearly torn. When he completed his prayer, he said that the Messenger of Allah, peace and blessings be upon him, said: If the one who passes in front of a person praying knew how great a sin it is, he would prefer to have his thigh broken rather than pass in front of the one praying.

Hazrat Abdullah bin Buraidah narrates that my father saw some people passing in front of each other during prayer. He said, "Look at these children; when they grow up, they will say that we saw our elders doing the same."

0) Hazrat Ibn Sirin narrates that Hazrat Abu Saeed Khudri was praying when Hazrat Abdur Rahman bin Harith bin Hisham began to pass in front of him. Hazrat Abu Saeed tried to stop him, but when he insisted on passing, Hazrat Abu Saeed pushed him back forcefully. Someone said to Hazrat Abu Saeed, "Do you do this with Abdur Rahman?" He replied, "By Allah! If I had to stop him by grabbing his hair, I would have done so."

It is narrated from Hazrat Abu Saeed Khudri that the Messenger of Allah, peace and blessings be upon him, said: If someone tries to pass in front of a person who is praying, he should stop him by disputing with him, for he is a devil.

Hazrat Abdullah says that whoever among you has the ability to prevent someone from passing in front of him during prayer, he should certainly do so, because the one passing causes more harm to himself than to the person praying.

Ayyub says that I asked Hazrat Saeed bin Jubair, "If someone tries to pass in front of me (while I am praying), should I let him pass?" He replied, "No." I said, "What if he insists on passing?" Hazrat Saeed said, "Then what will you do?" I said, "I have heard this statement from Hazrat Ibn Umar (may Allah be pleased with them both): 'When any of you is praying, he should not let anyone pass in front of him.'" Hazrat Saeed said, "If you want to follow the practice of Hazrat Ibn Umar (may Allah be pleased with them both), then break your own nose!"

Hazrat Ibn Abbas (may Allah be pleased with them) narrates that if the Holy Prophet (peace and blessings be upon him) was offering prayer and even a kid goat tried to pass in front of him, he would move forward and stop it.

Hazrat Umm Salamah narrates that the Messenger of Allah (peace and blessings be upon him) was performing prayer when Abdullah bin Abi Salamah or Umar bin Abi Salamah began to pass in front of him. The Messenger of Allah (peace and blessings be upon him) gestured to him with his hand, so he stopped. Then Zainab bint Abi Salamah began to pass, and the Messenger of Allah (peace and blessings be upon him) also gestured to her with his hand, but she did not stop and passed in front. When the Messenger of Allah (peace and blessings be upon him) completed the prayer, he said: "These girls prevail over us."

Hazrat Abu Majliz narrates that the Noble Prophet (peace and blessings be upon him) prevented a cat from passing in front of him during prayer.