Another cherry-picker.
Here’s a word study idea for you. Search for believe in John and analyze how many times John uses believe in regards to salvation.
But to those who did accept him he gave power to become children of God, to those who believe in his name...John 1:12
While he was in Jerusalem for the feast of Passover, many began to believe in his name when they saw the signs he was doing. John 2:23
Jesus said to them, “I am the bread of life; whoever comes to me will never hunger, and whoever believes in me will never thirst. John 6:35
For this is the will of my Father, that everyone who sees the Son and believes in him may have eternal life, and I shall raise him [on] the last day.” John 6:40
Amen, amen, I say to you, whoever believes has eternal life. John 6:47
We have come to believe and are convinced that you are the Holy One of God.” John 6:69
35 When Jesus heard that they had thrown him out, he found him and said, “Do you believe in the Son of Man?” 36 He answered and said, “Who is he, sir, that I may believe in him?” John 9:35-36