ONE HADITH A DAY
Muwatta Malik no. 1169
“Yahya related to me from Malik from Ibn Shihab that Said al-Musayyab and Abu Bakr ibn Abd ar-Rahman said about a man who made a vow to abstain from intercourse with his wife, "If four months pass it is a divorce. The husband can go back to his wife as long as she is in her idda”