https://masjidfurqan.co.uk/2015/05/03/ibn-umar-radiyallaahu-anhumaa-warned-a-friend-of-his-about-deviation-a-reminder-to-those-who-deliberately-befriend-the-obstinate-people-of-bidah/
Ibn Umar (radiyallaahu-anhumaa) warned a friend of his about deviation! A Reminder to those who deliberately befriend the obstinate people of bidah