They also promised religious tolerance towards idolater Indians and heathens. The Talmud warns against causing an idolater to take oaths. The Quran extols Ibrahim as a model, an exemplar, obedient and not an idolater. Some groups were persecuted, namely anyone deemed to be "pagan" or an "idolater". Marriage with an idolatress or idolater is forbidden (2&colon;221). Performing one of these acts means the performer is dubbed an idolater.