Abdullah bin 'Umar said: The Messenger of Allah said: 'Whoever swears an oath and says: If Allah wills, then he has made an exception.'
It was narrated that Ibn 'Umar said: The Messenger of Allah said: 'Whoever swears an oath and says: If Allah wills, then he has made an exception.'
It was narrated from Ibn 'Umar that the Messenger of Allah said: Whoever swears an oath and says, 'If Allah wills,' then he has the choice: If he wishes, he may go ahead, and if he wishes he may not.