Zafarnāmā (Punjabi: ਜ਼ਫ਼ਰਨਾਮਾ, Persian: ظفرنامہ) means the Notification of Victory and is the name given to the letter sent by the tenth Sikh Guru, Guru Gobind Singh in 1705 to the Mughal Emperor of India, Aurangzeb. The letter is written in Persian verse.

In this letter, Guru Gobind reminds Aurangzeb how he and his henchmen had broken their oaths sworn upon the Koran. He also states that in spite of his several sufferings, he had won a moral victory over the Emperor who had broken all his vows. Despite sending a huge army to capture or kill the Guru, the Mughal forces did not succeed in their mission.

In the 111 verses of this notice, the Guru rebukes Aurangzeb for his weaknesses as a human being and for excesses as a leader. The Guru also confirms his confidence and his unflinching faith in the Almighty even after suffering extreme personal loss of his father, mother, and all four of his sons to Aurangzeb.

Of the 111 verses, the maximum numbers of 34 verses are to praise God; 32 deal with Aurangzeb’s invitation for the Guru to meet him and the Guru's refusal to meet the Emperor - instead the Guru asks Aurangzeb to visit him; 24 verses detail the events in the Battle of