Hadith ni ile iliyosimuliwa na mtu ‘Adl (asiyejulikana kwa utovu wa nidhamu) na Daabit (anayehifadhi usahihi wa simulizi), kutoka kwa mtu mwingine mwenye sifa kama hizo hadi mwisho wa simulizi. Simulizi hiyo pia inapaswa kuondoa Shudhudh (kutofautiana na wasimulizi wengine waaminifu).
A Hadith narrated by an „Adl (not known for misconduct) and Daabit (maintains accuracy of the report) person from another person of similar qualities until the end of the report. The report should also exclude any Shudhudh (disagreement with other credible reporters).
Ina maana mbili.
It has two definitions:
a) Hadithi ambayo inatimiza masharti ya Sahih kwa kiwango cha chini zaidi.
a) A Hadith, which meets the requirements of Sahih to a lesser degree.
b) Hadithi inayokubaliwa na wengi wa Fuqaha.
b) A Hadith, which is acceptable by the majority of the Fuqaha.
Hadith dhaifu ambayo haikidhi sharti la Hadith Sahih wala Hadith Hasan, inaweza kuwa mojawapo ya zifuatazo:
A weak Hadith which does not meet the requirement of either the Sahih or the Hasan Hadith, it can be one of the following:
Mu‘alaq: Hadith ambayo imekosa msimulizi mmoja au zaidi, ama mwanzoni mwa Isnad, katikati yake, au mwishoni mwake.
Mu‟alaq: A Hadith which is missing one or more reporters either at the beginning of the Isnad, in the middle or in the end.
Mu‟addal: Hadith ambayo imekosa wapokezi wawili au zaidi mfululizo.
Mu‟addal: Hadith which is missing two or more consecutive reporters.
Munqati: Hadithi yenye kukatika kwa mnyororo katika daraja.
Munqati: A Hadith which has interruption in the class.
Ash-Shaath: Hadithi ambayo mpokezi mmoja aliyeaminika anapokea jambo linalopingana na wapokezi wengine waliaminika.
Ash-Shaath: A Hadith in which one credible reporter reports something that disagrees with other credible reporters.
Mu‟allal: Hadithi ambayo sanad yake inaonekana kuwa sahihi, lakini kutokana na sababu fulani zilizogunduliwa na wanazuoni, inatiliwa shaka na kukataliwa.
Mu‟allal: A Hadith whose Sanad seems to be fine, but due to some reasons discovered by scholars, it is discredited.
Munkar: Hadithi ambayo wasimulizi wasioaminika wanatoa ujumbe unaopingana na ule ulioripotiwa na wasimulizi wanaoaminika.
Munkar: A Hadith in which non-credible reporters convey a message, which is in disagreement with what, was reported by credible reporters.
Mada: Hadithi ya kubuniwa.
Mawd‟u: A fabricated Hadith.