Sayyiduna Abu Sirmah (may Allah be pleased with him) said that the Messenger of Allah (peace and blessings be upon him) said: "Whoever causes harm, may Allah cause him harm; and whoever puts hardship on someone, may Allah put hardship on him."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلح / 11386