Isaiah 1:16-19

Wash and make yourselves clean. Take your evil deeds out of my sight; stop doing wrong. Learn to do right; seek justice. Defend the oppressed. Take up the cause of the fatherless; plead the case of the widow. ‘Come now, let us settle the matter,’ says the LORD. ‘Though your sins are like scarlet, they shall be as white as snow; though they are red as crimson, they shall be like wool. If you are willing and obedient, you will eat the good things of the land