Sayyiduna Abu Hurayrah (may Allah be pleased with him) said that the Messenger of Allah (peace and blessings be upon him) said: "Whoever incites a slave to deceive his household is not one of us, and whoever turns a woman against her husband is also not one of us."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النفقات / 15813