Mark 3:28-35

28Verily I say unto you, All their sins shall be forgiven unto the sons of men, and their blasphemies wherewith soever they shall blaspheme: 29but whosoever shall blaspheme against the Holy Spirit hath never forgiveness, but is guilty of an eternal sin: 30because they said, He hath an unclean spirit.

31And there come his mother and his brethren; and, standing without, they sent unto him, calling him. 32And a multitude was sitting about him; and they say unto him, Behold, thy mother and thy brethren without seek for thee. 33And he answereth them, and saith, Who is my mother and my brethren? 34And looking round on them that sat round about him, he saith, Behold, my mother and my brethren! 35For whosoever shall do the will of God, the same is my brother, and sister, and mother.