With regard to what is mentioned in the question, generally speaking the contents are sound in meaning, and some of the wording is sound, but not all of the words and contexts are sound. That becomes clear from reading the hadiths that we have quoted from the Sahih s of al-Bukhari and Muslim. The one who reads them will understand what is sufficient, in sha Allah, to have an idea about the sirat, which is one of the stages of the hereafter, and learn a lesson from it.

Two hadiths have been reported form Prophet Muhammad (peace and blessings be upon him) about the virtues and benefits of Surah Taha. However, there are many weak hadiths about the virtues of the Surah. For more, please see the detailed answer.

This du‘a ‘Ya Hayyu Ya Qayyum…’ was narrated in a sahih hadith from Anas ibn Malik. Imam Al-Mundhiri and Shaykh al-Albani said: its isnad is hasan. For more about the meaning of this du’a, please see the detailed answer.

-The Du`a for a new month reported from the Companions is: “O Allah, make this month for us a month of security, faith, safety and Islam, of protection from the Shaytan, and of attaining the good pleasure of the Most Gracious. ” -Though one narration is inauthentic, a corroborating Hadith with a sound chain supports it. Scholars agree that it is good for Muslims to recite this Du`a when a new month begins.