Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him) narrates: The Prophet (peace and blessings be upon him) said: "Whenever two different matters were put before the son of Sumayyah (that is, Sayyiduna Ammar bin Yasir), he always chose the one of the two that was more rightly guided (that is, the wiser)."
It is narrated from Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Whenever two matters were put before the son of Sumayyah (Sayyiduna Ammar bin Yasir, may Allah be pleased with them both), he always chose of the two the one with more guidance and rightness, the correct path."
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب المناقب / 15602