## It came about ##

This phrase is used here to mark the beginning of a new part of the story. If your language has a way for doing this, you could consider using it here. This can also be translated as "It happened that."

## the window of the boat which he had made ##

The phrase "which he had made" tells about the "window." Some languages may need to make this relative clause a separate sentence: "Noah had made a window in the boat. It came about after forty days that he opened the window." (See the section on clauses in [[rc://en/ta/man/translate/figs-sentences]].)

## raven ##

a bird with black feathers that mainly eats the flesh of dead animals that it finds

## it flew back and forth ##

This means that the raven kept leaving the boat and returning.

## until the water was dried up ##

This could be translated as an active clause: "until the wind dried up the water" or "until the water dried up." (See: [[rc://en/ta/man/translate/figs-activepassive]])