Jesus used the illustration of the vine to teach that a christian that abides in Him will surely

In John 15, Jesus used the illustration of the vine and branches to teach that a Christian who abides in Him will surely bear much fruit. Just as a branch cannot bear fruit by itself, but only by being connected to the vine, a Christian cannot bear fruit without abiding in Christ. This means that they must have a close, ongoing relationship with Him, relying on Him for strength, guidance, and direction. Bearing fruit in this context means living a life that is characterized by the qualities of Christ, such as love, joy, peace, patience, kindness, goodness, faithfulness, gentleness, and self-control.