Chapter 21 of Myohorengekyo (Lotus Sutra) (each character, representing a buddha, sits on a colored lotus dais): 'Nyoraijinriki' (The supernatural powers of the Buddha) and 'Zokurui' (Entrustment) chapters, Volumes 1and 2
一字蓮台法華経如来神力品・嘱類品2巻