(192) بَابُ الشَّحْنَاءِ
Abu Hurayra reported that the Prophet, may Allah bless him andgrant him peace, said, "You will find that the worst of people in the sightof Allah on the Day of Rising will be the two-faced person who presentsone face to a group of people and another face to a different group ofpeople."
Reference: Al-Adab Al-Mufrad 409
In-book reference: Book 22, Hadith 13
English translation: Book 22, Hadith 409