Chapter on a Man Who Observes Voluntary Fasts While He Still Owes Obligatory Fasts

The narrations and traditions from the Imams عليه السلام indicate that it is not permissible for a person to engage in voluntary fasting while they have an obligatory fast pending. Among those who narrated this are Al-Halabi and Abu al-Sabbah al-Kinani from Abu Abdullah عليه السلام.