It was narrated from Abdullah bin Amr that the Messenger of Allah (ﷺ) said:
"Whoever claims to belong to someone other than his father will not smell the fragrance of Paradise, even though its fragrance may be detected from a distance of five hundred years." (ID)
English reference (ID): Vol. 3, Book 20, Hadith 2611 (ID)
Arabic reference (ID): Book 20, Hadith 2709 (ID)