Acts 8:17 Then Peter and John placed their hands on them, and they received the Holy Spirit.
It is amazing how the gospel spreads out far and wide – God makes sure His Word is heard by others and touches the right people at the right time with His love.
The people of Samaria had heard the gospel and they started believing. The apostles were surprised by what they heard and immediately sent two to go and minister to them.
They wanted to obey Jesus and make sure the Holy Spirit was going to be part of their lives so they could continue to learn from from hearing the gospel.