Musannaf Ibn Abi Shayba 19:384

Abu Bakr narrated to us, he said: Abd al-Rahman al-Muharibi narrated to us, from Juwaybir, from al-Dahhak: Regarding a man who accuses his wife of adultery (qadhf) and she refuses to perform the imprecation (li'an) with him, he said: She is to be flogged one hundred times and stoned.