It is narrated that Imam Ali (as) has said:
Being honest is a part of faith, and one who is honest
will not even
say useful lies, and will not say anything beyond his
knowledge.
Miskat ul-Anwar fi Ghurar il-Akhbar
The Lamp Niche for the best traditions
Page 428 Hadith Number 932
Hassan ibn Fazl ibn Hassan Tabarsi
Translated by Lisa Zaynab Morgan and Dr. Ali Peiravi
Being honest is a part of faith, and one who is honest
will not even
say useful lies, and will not say anything beyond his
knowledge.
Miskat ul-Anwar fi Ghurar il-Akhbar
The Lamp Niche for the best traditions
Page 428 Hadith Number 932
Hassan ibn Fazl ibn Hassan Tabarsi
Translated by Lisa Zaynab Morgan and Dr. Ali Peiravi