§ Akallabêth The Silmarillion

Then the Eagles of the Lords of the West came up out of the dayfall, and they were arrayed as for battle, advancing in a line the end of which diminished beyond sight; and as they came their wings spread ever wider, grasping the sky. But the West burned red behind them, and they glowed beneath, as though they were lit with a flame of great anger, so that all Númenor was illumined as with a smouldering fire; and men looked upon the faces of their fellows, and it seemed to them that they were red with wrath.