The Messenger (‘alaihi salaatu wassalaam) would say in his sermons the following:

The Messenger (‘alaihi salaatu wassalaam) would say in his sermons the following:

“The most wicked of all affairs are the newly introduced affairs [into Islaam], and every newly invented matter is an innovation, and every innovation is misguidance, and every misguidance is in the Fire.”

Abu Hurairah (radiyallaahu ‘anhu) said that Allaah’s Messenger (salallaahu ‘alaihi wassallam) said:

“There will appear people at the end of [the time of] my Ummah who will narrate to you things that neither you or your forefathers have heard, so beware of them, and keep away from them.”
Reported in the Muqaddimah Saheeh Muslim (1/12)

Mujaahid bin Jabar (d. 104H) said:

“Do not sit with the People of Desires for they have a contagious disease like the disease of scabies.”
(Al-Ibaanah, 2/441)

Ibraaheem an-Nakha’ee (d. 96H) said:

“Do not sit with Ahlul-Ahwaa for indeed their sittings remove the light of Imaan from the hearts, they rob the beauty and good countenance of the face, and they leave in the hearts of the believers hatred.”
(Al-Ibaanah, 2/439)

Isma’eel bin ‘Ubaidillaah (d. 132H) said:

“Do not sit with a person of bid’ah for he will disease your heart, and do not sit with one put to trial [with deviation] for he will prompt you with his evidences.”
(Al-Ibaanah, 2/443)

Ibn ‘Abbaas (radiyallaahu ‘anhumaa) said:

“Do not sit with the people of desires (Ahlul-Ahwaa) for their gatherings are the cause of sickness in the hearts.”
(Al-Ibaanah, 2/438)