And so-and-so said:

Definition of Tadlīs in the Language

In ordinary Arabic usage, tadlīs denotes concealing a flaw in a commodity when selling it. It is also claimed that the word is derived from dulus, which refers to the intermingling and intensification of darkness.

Reason for the Name

The term was applied to both situations because each involves something hidden from view.

Ruling on the Mudallīs

The shaykh stated: If a narrator is proven to practise tadlīs, nothing of his narration is accepted unless he explicitly states the ḥadīth with a clear indication of direct hearing.

Legal Status of Tadlīs

Al-Shamni said: Tadlīs is forbidden according to the leading imams, and it is related from Wakīʿ that he—