Revelation is a surprising and previously unknown fact that has been disclosed to others. Like, "revelations about his personal life" and so on. It can also be referred to as the divine or supernatural disclosure to humans of something relating to human existence.
Consciously develop your intimacy with God. It will set you apart and bring you into amazing revelations.
Its our real intimacy with God that will actually make Him reveal deep secrets things to God. Without that, we are on our own.