The core of these divination methods is to choose your own constellation or card in a special way, and then divine what you want to know.
Whether in the East or in the West, divination for the sake of divination has different developments.
In the 9th century, Jade Pot and Flower Green recorded that a warlock used 49 thin bamboo pieces to predict good or bad luck. In medieval Europe, 78 cards were used as tarot cards for divination. You can choose your own path at present.