god rest ye merry

The phrase "god rest ye merry" is an old English expression that is commonly found in Christmas carols and other holiday greetings. It is derived from the traditional English language, where "rest" means "keep" or "make" and "ye" means "you." Therefore, the phrase can be understood as "God keep/make you merry" or "God bless you with joy and happiness." It serves as a wish or blessing for someone to experience peace and merriment during the Christmas season.