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In page Catharism:

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Precise indications of this are found in the registers of the Inquisitors Bernard of Caux, Jean de St Pierre, Geoffroy d'Ablis, and others.[1] The perfects, it was said, only rarely recanted, and hundreds were burnt. Repentant lay believers were punished, but their lives were spared as long as they did not relapse. Having recanted, they were obliged to sew yellow crosses onto their outdoor clothing and to live apart from other Catholics, at least for a time.[citation needed]