Ubaidullah bin 'Amr bin Abi Walid عبيد الله بن عمرو بن أبي الوليد · Chapters on Supplication

He came to the Prophet (ﷺ) and said: “O Messenger of Allah, teach me something that I may say when I go to my bed.” So he said: “Recite: Say: ‘O you disbelievers’ for verily it is a disavowal of Shirk.” Shu`bah said: “Sometimes he would say: ‘One time’ and sometime he would not say it.” (Another chain) from Farwah bin Nawfal, from his father: "That he came to the Prophet (ﷺ)" then he mentioned similar in meaning. And this…