Yahweh is speaking.
## Ephraim is a flat cake that has not been turned over ##
This is an idiomatic way of saying that Ephraim is worthless since flat cakes cooked on one side are uneatable. (See: [[rc://en/ta/man/translate/figs-idiom]])
## Gray hairs are sprinkled on him ##
Gray hair represents older people. (see: [[rc://en/ta/man/translate/figs-metaphor]])