Rafa Yaddain a Common Debate - Mufti Ishaq r.a Unarguably solved the issue

Question:
Is prayer of a person accepted who doesn’t raise his hands (Rafa-ul-Yadain)?
کیا ایسے شخص کی نماز قبول ہوتی ہے جو رفع الیدین نہیں کرتا؟