1 On Aliyyun Waliyyullah
Check this:
https://www.islamquest.net/en/archive/fa7853
2. Ziayrat Ashura
Check this out:
https://www.al-islam.org/the-sacred-effusion-reflections-on-ziyarat-ashura-volume-1-shaykh-muhammad-khalfan/source-ziyarat-
https://www.islamquest.net/en/archive/fa10515
3. Prophet indeed had the knowledge of the unseen. Kindly carefully go through this:
https://www.al-islam.org/shiite-encyclopedia/knowledge-unseen-knowledge-book
4. Nade Ali:
This is from Kaf’ami although it’s not authenticated that it’s from the Prophet or any of our Imams. Having said that, note that there is nothing wrong with the recitation of these beautiful words. It’s a form of Tawassul and Tawassul is not Shirk.
5. Wa Ajjil Farajahum:
Take your time and read this:
https://al-m.ca/is-saying-wa-ajjil-farajahum-bidah/