If a person was unaware that major impurity prevents them from performing prayers and fasting, despite their father advising them to do Ghusul after their first wet dream when they were young, do they need to repeat their prayers and fasts?

Ghusl
If a person was unaware that major impurity prevents them from performing prayers and fasting, despite their father advising them to do Ghusul after their first wet dream when they were young, do they need to repeat their prayers and fasts?
Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 1 year ago

Prayers (Salah) performed with out real purity (Taharah) is invalid and need to be redone, but fasts done with ignorance with out purity do not need to be redone.

Wassalam.