Isaiah 4:3 in the King James Version
And it shall come to pass, that he that is left in Zion, and he that remaineth in Jerusalem, shall be called holy, even every one that is written among the living in Jerusalem:
Context
2 In that day, the LORD’s branch will be beautiful and glorious, and the fruit of the land will be the beauty and glory of the survivors of Israel.
3 It will happen that he who is left in Zion and he who remains in Jerusalem shall be called holy, even everyone who is written among the living in Jerusalem,
4 when the Lord shall have washed away the filth of the daughters of Zion, and shall have purged the blood of Jerusalem from within it, by the spirit of justice and by the spirit of burning.