Verses with the word belong in the New Testament (3 verses):

Mark 9:41
For whosoever shall give you a cup of water to drink in my name, because ye belong to Christ, verily I say unto you, he shall not lose his reward.

Luke 19:42
Saying, If thou hadst known, even thou, at least in this thy day, the things which belong unto thy peace! but now they are hid from thine eyes.

1 Corinthians 7:32
But I would have you without carefulness. He that is unmarried careth for the things that belong to the Lord, how he may please the Lord: