Genesis 41:52

52 The second son he named Ephraima and said, “It is because God has made me fruitful in the land of my suffering.”

Read Genesis 41:52 Using Other Translations

And the name of the second called he Ephraim: For God hath caused me to be fruitful in the land of my affliction.
The name of the second he called Ephraim, "For God has made me fruitful in the land of my affliction."
Joseph named his second son Ephraim, for he said, “God has made me fruitful in this land of my grief.”