Note 337 — Chapter XIII · THE FIRST THREE ULTIMATE QUESTIONS. THE RELATIONS BETWEEN MORALITY, MYSTICISM, PHILOSOPHY, AND RELIGION. MYSTICISM AND THE LIMITS OF HUMAN EXPERIENCE AND KNOWLEDGE. MYSTICISM AND THE NATURE OF EVIL
Reading edition
There is a good description of this doctrine in H. Höffding’s Sören Kierkegaard, Stuttgart, 1896, pp. 100-104.