en_tn/exo/05/01.md

After these things

AT: "Then." It is unclear how long Moses and Aaron waited until they went to see Pharoah.

festival for me

This is a celebration to worship Yahweh.

"Who is Yahweh? Why should I ... let Israel go?"

These questions are used to show Pharaoh's contempt of Yahweh and that he has no interest in Yahweh or in letting the Israelites go to worship him. (See: rc://en/ta/man/translate/figs-rquestion)

listen to his voice

The phrase "his voice" is used to refer to what he says. AT: "listen to what he says" (UDB) (See: rc://en/ta/man/translate/figs-metonymy)