2 Bible Verses about Whitewashing

Wo unto you scribes and pharisees, hypocrites; who are like whited sepulchres, which indeed appear beautiful without, but within are full of the bones of the dead, and all manner of filthiness;

Then said Paul to him, "God will smite thee, thou whited wall: dost thou sit to judge me according to the law, and contrary to the law commandest me to be smitten?"