Salim narrates from his father Ibn Umar (may Allah be pleased with them both) a narration from the Prophet ﷺ similar in meaning to the previous hadith. And he has no doubt that it is narrated from his father and that it is attributed to the Prophet ﷺ as a marfu’ (elevated) narration.
Hadith Referenceمسند الإمام الشافعي / كتاب الصلاة / 375
Hadith Takhrijأخرجه البيهقي في معرفة السنن والآثار (1836). وإسناده صحيح.