Matthew 7:14
But the door that is narrow and the road that is restricted lead to [spiritual] life and [only] a few people will find them.
John 14:6
Jesus answered him, "I am the way [to God], and the truth [to believe], and the life [to live]. No one can go to the Father, except through [believing in] me.
Colossians 2:6
So, since you have accepted Christ Jesus as Lord, live in [fellowship with] Him,
Hebrews 12:15-16
Look carefully [at how you are living] so that no one falls away from God's unearned favor, and that no "poisonous plant sprouts up" to cause trouble and corrupt many people [Note: This is an analogy from Deut. 29:16-18 being used as a warning against the evil influence of wicked people],