Ṣaḥīḥ li dhātihī

A ḥadīth is classed as a ṣaḥīḥ li dhātihī if it is a khabr wāḥid narrated:

1. By a narrator who is considered ‘ādil (upright)
2. With complete ḍabt (precision and accuracy)
3. With a connected chain
4. Which is not mu’allal^[1] (defective)
5. Nor is it shādh (rare)

^[1] The definitions of mu’allal and shādh will come in detail later on.