Abu Hurairah narrated that the Prophet(s.a.w) said:
"Whoever believes in Allah and the Last Day, then let him honor his guest. And whoever believes in Allah and the Last Day, then let him say what is good or remain silent." (AR)
English reference (AR): Vol. 4, Book 11, Hadith 2500 (AR)
Arabic reference (AR): Book 37, Hadith 2688 (AR)