Sunan Ibn Majah
1782
Mawdu+2

It was narrated from Abu Umamah that the Prophet (ﷺ) said:“Whoever spends the nights of the two ‘Eid in praying voluntary prayers, seeking reward from Allah, his heart will not die on the Day when hearts will die.”

MawduAl-Albani
MawduMuhammad Fouad Abd al-Baqi