This is a hadith from Allah’s Messenger – Allah’s praise and peace be upon him, reported by Aishah – Allah be pleased with her:

Whoever introduces into this matter of ours that which is not of it will have it rejected.

In another wording:

Whoever does a deed that we have not sanctioned will have it rejected.

[Al-Bukhari & Muslim]

Can you please put the hadiith of 'Aaisha, when she stated [I'm paraphrasing] whoever introduces something new into this religion of ours will have it rejected. I can't seem to find it.

Umm Muhammad

Perhaps an explanation of the narration if provided would be appreciated, since we do read something along the lines of:

On that, 'Umar remarked, 'What an excellent Bid'a (i.e. innovation in religion) this is

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