en_tn/mrk/09/41.md

gives you a cup of water to drink in my name because you belong to Christ

Jesus speaks about giving someone a cup of water as an example of how one person may help another. This is a metaphor for helping someone in any way. (See: rc://en/ta/man/translate/figs-metaphor)

not lose

This negative sentence emphasizes the positive meaning. In some languages, it is more natural to use a positive statement. Alternate translation: "definitely receive" (See: rc://en/ta/man/translate/figs-litotes)