1) Philip preached in Samaria and many people believed, including Simon, after witnessing Philip perform miracles like exorcisms and healings. 2) Simon offered Peter and John money, wanting to gain the power to impart the Holy Spirit through laying on of hands. 3) Peter sternly rebuked Simon for thinking he could buy a gift from God with money, and told Simon he was full of bitterness and captive to sin. Peter urged Simon to repent and pray.