Musnad Abu Ya'la al-Mawsili 150:127

'Abd al-A'la narrated to us, Abu al-Ahwas narrated to us, from Maymun Abu Hamzah, from Ibrahim, from al-Aswad, from 'Aishah, who said: The Messenger of Allah (may Allah bless him and grant him peace) said: "Whoever invokes [Allah] against the one who has wronged him, then he has indeed sought victory."