Sayyiduna al-Mughirah bin Shu'bah (may Allah be pleased with him) said: I heard the Messenger of Allah (peace and blessings be upon him) say: "Lying about me is not like lying about anyone else."
And I heard the Messenger of Allah (peace and blessings be upon him) say: "Whoever deliberately lies about me, let him take his seat in the Fire."
And the Messenger of Allah (peace and blessings be upon him) said: "When wailing is done over the deceased, he is punished because of that wailing."
Hadith Referenceالمعجم الكبير للطبراني / باب الميم / 18099