（sa^gara-mudra^-sama^dhi）; The 'ocean seal sama^dhi.' The sama^dhi （deep concentration） that the Buddha entered at the time he delivered the Flower Ornament Scripture （华严经）. All existences of the past， present and future are contained within the mind. The character yin 印 means "to duplicate"， or "to reflect." Thus the meaning of a calmness of mind that like a great ocean， can reflect all things. In Huayan thought， all things are manifested according to this.