deities of attributes. Their identities are the Three Roots while their forms are peaceful and wrathful, sambhogakaya and nirmanakaya, chief figure and retinues, in a diversity that is inconceivable. [detailed expl., Light of Wisdom, Vol. 2, page 64, 158]
sign deity Comment: This is the sixth of six stages in deity yoga meditation in the Concentration Concentration Tantra (bsam gtan phyi ma, dhyānottara), an Action Tantra: ultimate deity or emptiness deity or suchness deity (don dam pa'i lha, stong pa nyid kyi lha, de kho na nyid kyi lha); sound deity (sgra'i lha); letter deity (yi ge'i lha); form deity (gzugs kyi lha); seal deity (phyag rgya'i lha); sign deity (mtshan ma'i lha).