It wasnarrated from 'Amr bin Shu'aib, from his father, from hisgrandfather, that the Prophet (ﷺ) said:
"It is disbelief for amanto attribute himself to someone other than his father knowingly,or todeny his connection to his father, even subtly."* (IT)
English reference (IT): Vol. 4, Book 23, Hadith 2744 (IT)
Arabic reference (IT): Book 23, Hadith 2849 (IT)