This step is a bit of a hike. You have to go to Ronan's shrine located on the Shore of Dreams and answer a question he poses to you there. Directions to Ronan's shrine from Voln courtyard is W, W, W, go trail, S, S, SW, W, go bridge, W, W, NW, N, N, N, N, W, SW, SW, S, S, S, S, S, SW, go footpath, S, S, SW, SE, S, S, E, go pass, go trail, up, up, go path, go waterfall, go arch. Once in the shrine, lie down and wait and Ronan will come in a dream and ask you a question. Answer Life and you will have completed the step. Go back to the monk and he will instruct you in the Symbol of Sleep.