Malachi 4:2 says the sun of righteousness will rise with healing in its what?

Answer: Wings

"For you who fear My name, the sun of righteousness will rise with healing in its wings."

““But for you who fear My name, the sun of righteousness will rise with healing in its wings, and you will go out and leap like calves from the stall.”— Malachi 4:2 (BSB)