Sahih Muslim Book 9, Hadith Number 3532.

Chapter: There is no maintenance allowance for one who has been given irrevocable divorce.

Fatima bint Qais (Allah be pleased with her) reported that she said: Allah’s Messenger, my husband has divorcee me with three pronouncements and I am afraid that I may be put to hardship, and so he commanded her and so she moved (to another house).