For before the Child shall know to refuse the evil and choose the good, the land that you dread will be forsaken by both her kings.
Isaiah 7:16
Surrounding context
7:15 Curds and honey He shall eat, that He may know to refuse the evil and choose the good.
7:16 For before the Child shall know to refuse the evil and choose the good, the land that you dread will be forsaken by both her kings.
7:17 The LORD will bring the king of Assyria upon you and your people and your father's house--days that have not come since the day that Ephraim departed from Judah."