It wasnarrated that 'Abdullah bin 'Amr said:
"The Messenger of Allah(ﷺ) said: 'There are three whose prayer are not accepted: A manwholeads people while they do not like him; a man who does not cometoprayer until its end – meaning after its time has expired –and onewho enslaves a freed person.'" (RU)
English reference (RU): Vol. 1, Book 5, Hadith 970 (RU)
Arabic reference (RU): Book 5, Hadith 1023 (RU)