en_tn/rev/05/13.md

in heaven and on the earth and under the earth

This means everywhere: the place where God and the angels live, the place where people and animals live, and the place where those who have died are. See how you translated this in Revelation 5:3. (See: rc://en/ta/man/translate/figs-merism)

To the one who sits on the throne and to the Lamb be

"May he who sits on the throne and the Lamb have"