Believe
From God's Word

Believe

Believe in the Lord Jesus, and you will be saved -- both you and your household.
Acts 16:31

Jesus said, "I am the resurrection and the life. The one who believes in me will live, even though he dies; and believing in me you will never die."
John 11:25, 26

If you profess with your mouth, "Jesus is Lord," and believe in your heart that God raised him from the dead, you will be saved.
Romans 10:9

Jesus said, "I tell you the truth, the one who believes in me has eternal life."
John 6:47

God loves you so much - that he gave his only Son -- believe in him and you will have everlasting life.
John 3:16

Because you have seen me, you have believed; blessed are those who have not seen and yet have believed.
John 20:29

Without faith it is impossible to please God, because anyone who comes to him must believe that he exists and that he rewards those who earnestly seek him.
Hebrews 11:6