en_tn/mat/12/50.md

whoever does

"anyone who does"

Father

This is an important title for God. (See: rc://en/ta/man/translate/guidelines-sonofgodprinciples)

that person is my brother, and sister, and mother

This is a metaphor meaning that those who obey God belong to Jesus' spiritual family. This is more important than belonging to his physical family. (See: rc://en/ta/man/translate/figs-metaphor)