Sayyiduna Aws bin Shurahbil (may Allah be pleased with him), who was from Banu al-Mujammi', relates that he heard the Messenger of Allah (peace and blessings be upon him) say: "Whoever walks with an oppressor to help him, knowing that he is an oppressor, has left Islam."
Hadith Referenceالمعجم الكبير للطبراني / باب الألف / 615
It is narrated from Sayyiduna Shurahbil bin Aws (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever drinks wine, flog him; then if he does it again" - he said this three times - "on the fourth time, kill him."
Hadith Referenceالمعجم الكبير للطبراني / باب الألف / 616