'God of Justice' in the Bible

Therefore the LORD will wait, that he may be gracious to you; and therefore he will be exalted, that he may have mercy on you, for the LORD is a God of justice. Blessed are all those who wait for him.

You have wearied the LORD with your words. Yet you say, 'How have we wearied him?' In that you say, 'Everyone who does evil is good in the sight of the LORD, and he delights in them;' or 'Where is the God of justice?'