"Do not think that I have come to destroy the law or the prophets. I have not come to destroy [them] but to fulfill [them].
References for Matthew 5:17
For truly I say to you, until heaven and earth pass away, not one tiny letter or one stroke of a letter will pass away from the law until all takes place.
Therefore whoever abolishes one of the least of these commandments and teaches people to do so will be called least in the kingdom of heaven, but whoever keeps [them] and teaches [them], this person will be called great in the kingdom of heaven.
For I say to you that unless your righteousness greatly surpasses [that] of the scribes and Pharisees, you will never enter into the kingdom of heaven.