Khalid bin Yazid bin Abi Malik al-Dimashqi (may Allah have mercy on him) said: My father told me that Sayyiduna Abu Bakr (may Allah be pleased with him) killed a woman named Umm Qirfah for apostasy.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب المرتد / 16872