This is an important title for God that describes the relationship between God and Jesus. (See: [[rc://en/ta/man/translate/guidelines-sonofgodprinciples]])
This is a wish or prayer. Possible meanings are 1) "May people honor his glory and power" or 2) "May he have glory and power." John prays that Jesus Christ will be honored and will be able to rule completely over everyone and everything. (See: [[rc://en/ta/man/jit/figs-abstractnouns]])