الكافي- ط الاسلامية, volume 2, page 509

1. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad ibn Khalid from ‘Isa ibn ‘Abd Allah al-Qummi who has said the following: “I heard Abu ‘Abdillah (a.s.) saying, ‘Three people’s prayers are accepted: one who has gone to performing Hajj, thus, consider how can you deal properly with his affairs in his absence, a soldier fighting for the cause of Allah, thus, consider how can you deal properly with his affairs in his absence, and a person suffering from an illness, thus, do not annoy or disturb him.’”

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

2. Al-Husayn ibn Muhammad al-Ash’ari has narrated from Mu’alla ibn Muhammad from Hassan ibn Ali al-Washsha’ from ‘Abd Allah ibn Sinan from Abu ‘Abdillah (a.s.) who has said the following: “My father (a.s.) has said, ‘Five kinds of prayers are not barred from the Lord, the Most Blessed, the Most High: the prayer of an Imam who is just in his dealings, the prayer of an oppressed as Allah, the Most Majestic, the Most Holy, has said, “I will revenge for you even if it may come after a long time,” the prayer of a virtuous son for his parents, the prayer of a virtuous father for his son and the prayer of a believing person for his brother (in belief) in his absence to whom it is said, ‘You will have as your reward just like what you asked for him.’”

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

3. Ali ibn Ibrahim has narrated from his father from al-Nawfali from al-Sakuni from Abu ‘Abdillah (a.s.) who has said the following: “The Messenger of Allah has said, ‘Beware of the prayer of an oppressed; it climbs over the cloud and Allah, the Most Majestic, the Most Holy, looks at it and says, “Raise it up so it is accepted,” and beware of the prayer of a father; it is sharper than a sword.’”

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

4. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from al- Husayn ibn Sa’Id from his brother al-Hassan from Zar’a from Sama’a from Abu ‘Abdillah (a.s.) who has said the following: “My father (a.s.) would say, ‘Stay away from injustice and oppression; the prayer of an oppressed climbs into the heavens.’”

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

5. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Hisham ibn Salim from Abu ‘Abdillah (a.s.) who has said the following: “Abu ‘Abd Allah (a.s.) has said, ‘Whoever prays for forty believing persons and then for himself, his prayer will be accepted.’”

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.