What is the ruling if someone realizes they omitted a prostration during the Tashahhud?
Chapter on the Two Prostrations of Forgetfulness
Al-Mughni
Book of Prayer
Primary text
If someone realizes during the Tashahhud that they omitted a prostration from a rak'ah, they must perform that rak'ah with its two prostrations and then perform Sujud as-Sahw.