What sutra did Nichiren declare as the highest truth of Buddhist teachings?
Lotus Sutra
Heart Sutra
Diamond Sutra
Prajnaparamita Sutra
Answer
Nichiren declared the Lotus Sutra as the highest truth of Buddhist teachings, suitable for the Third Age of Buddhism. He believed that the recitation of its title, Nam(u)-myoho-renge-kyo, was the only path to Buddhahood.
Unraveling the Mysteries of Nichiren: A Captivating Quiz on the Japanese Buddhist Priest and Philosopher