Isaiah 29:5
BIB: עָֽרִיצִ֔ים וְהָיָ֖ה לְפֶ֥תַע פִּתְאֹֽם׃
NAS: And it will happen instantly, suddenly.
KJV: that passeth away: yea, it shall be at an instant suddenly.
INT: of the ruthless will happen instantly suddenly

Isaiah 30:13
BIB: אֲשֶׁר־ פִּתְאֹ֥ם לְפֶ֖תַע יָב֥וֹא שִׁבְרָֽהּ׃
NAS: comes suddenly in an instant,
KJV: cometh suddenly at an instant.
INT: Whose suddenly an instant comes collapse