الكافي- ط الاسلامية, volume 2, page 104

1. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad ibn ‘Isa from Ali ibn al-Hakam from al-Husayn ibn abu al-‘Ala’ from abu ‘Abd Allah recipient of divine supreme covenant who has said the following: “Allah, the Most Majestic, the Most Holy, has not sent any prophet who would not be truthful in their words and trustworthy in returning the trust without discriminating between virtuous or otherwise people.”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

2. It is narrated from him (narrator of the Hadith above) from ‘Uthman ibn ‘Isa from Ishaq ibn ‘Ammar and others from Abu ‘Abdillah (a.s.) who has said the following: “Abu ‘Abd Allah (a.s.) has said, ‘Do not allow their prayers or fasts mislead you. A man may develop an attachment to praying or fasting so much so that without it he may feel frightened. Try them how truthful they are in their words or how reliable they are in returning the trust.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

3. A number of our people have narrated from Sahl ibn Ziyad from ibn abu Najaran from Muthanna al-Hannat from Muhammad ibn Muslim from Abu ‘Abdillah (a.s.) who has said the following: “Abu ‘Abd Allah (a.s.) has said, ‘Whoever’s tongue is truthful; his deeds are clean and pure.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

4. Muhammad ibn Yahya has narrated from Muhammad ibn al-Husayn from Musa ibn Sa’dan from ‘Abd Allah ibn al-Qasim from ‘Amr ibn abu al-Miqdam who has said the following: “The first time I met abu Ja’far (a.s.) he said to me, ‘Learn to speak the truth before narrating al-Hadith (statements of the Holy prophet and ‘ A’immah ).’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

5. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad ibn ‘Isa from al-Hassan ibn Mahbub from abu Kahmas who has said the following: “Once I said to Abu ‘Abdillah (a.s.) “Abd Allah ibn abu Ya’fur has sent you ( salam ) greetings.’ The Imam said, ‘May salam (peace) be with you and with him. If you meet ‘Abd Allah convey salam to him and say, ‘Ja’far, son of Muhammad, says to you, “Consider to what level Ali (Amir al-Mu’minin ibn abu Talib) had reached before the Messenger of Allah. You must follow his manners. Ali (a.s.) reached the level that he reached before the Messenger of Allah because of the truthfulness in his words and his trustworthiness in returning the trust.’””

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

6. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from abu Isma’il al-Basri from Fudayl ibn Yasar who has said the following: “Once Abu ‘Abdillah (a.s.) said to me, ‘O Fudayl, the truthfulness of a truthful person is first verified by Allah, the Most Majestic, the Most Holy. He knows that he is truthful. Then his own soul confirms; it knows his truthfulness.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.