Acts 1:18
(Now this man [Judas] paid for [in a sense] a [burial] field with the reward money he had received for his sinful act [of betraying Jesus, See Matt. 27:3-10]. [Then, some time after Judas hanged himself, See Matt. 27:5] he fell down headlong, [his swollen body] bursting so that his intestines gushed out.
Matthew 27:3-10
Then Judas, who had betrayed Him [to the Jewish leaders], when he saw that Jesus had been condemned to die, changed his mind [i.e., about betraying Him] and brought back the thirty silver coins [Note: See Matt. 26:15 for the amount of money involved] to the leading priests and [Jewish] elders,
Matthew 25:15
He gave one servant five talents [Note: This 'talent' was a large sum of money in the form of a certain weight of silver. It was the equivalent of sixty years of a farm laborer's wages, or about $750,000 in income]. He gave two talents to another servant and one talent to another. He gave to each one an amount in keeping with his ability [to invest it wisely], and then left on his trip.
Matthew 26:14-15
Then one of the twelve apostles, named Judas Iscariot, went to the leading priests
2 Peter 2:15-16
They strayed away [from God] by taking the wrong road like Balaam, the son of Bosor did, who loved the reward for doing wrong.