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

Acts 7:16
And were carried over into Sychem, and laid in the sepulchre that Abraham bought for a sum of money of the sons of Emmor the father of Sychem.

Acts 22:28
And the chief captain answered, With a great sum obtained I this freedom. And Paul said, But I was free born.

Hebrews 8:1
Now of the things which we have spoken this is the sum: We have such an high priest, who is set on the right hand of the throne of the Majesty in the heavens;