en_tn_condensed/luk/22/18.md

For I say to you

This phrase is used to emphasize the importance of what Jesus will say next.

fruit of the vine

This refers to the juice that is squeezed from the grapes that grow on grapevines. Wine is made from fermented grape juice.

until the kingdom of God comes

"until God establishes his kingdom" or "until God rules in his kingdom"