en_tn_condensed/mrk/09/07.md

came and overshadowed

"appeared and covered"

Then a voice came out of the cloud

Here "a voice came out" is a metonym for someone speaking. It can also be stated clearly who spoke. Alternate translation: "Then someone spoke from the cloud" or "Then God spoke from the cloud" (See: rc://en/ta/man/jit/figs-metonymy and rc://en/ta/man/jit/figs-explicit)

This is my beloved Son. Listen to him

God the Father expresses his love for his "beloved Son," the Son of God.

beloved Son

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