5 When Jesus saw their faith, he said to the paralyzed man, “Son, your sins are forgiven.”

References for Mark 2:5

6 Now some teachers of the law were sitting there, thinking to themselves,
7 “Why does this fellow talk like that? He’s blaspheming! Who can forgive sins but God alone?”

References for Mark 2:7

8 Immediately Jesus knew in his spirit that this was what they were thinking in their hearts, and he said to them, “Why are you thinking these things?
9 Which is easier: to say to this paralyzed man, ‘Your sins are forgiven,’ or to say, ‘Get up, take your mat and walk’?