#Then God spoke to Noah and to his sons with him

God was already speaking to them. This phrase marks a change in what God was going to speak about. AT: "God continued speaking to Noah and his sons" or "Then God went on to say."

#As for me

This phrase is used in English to mark the change from God talking about what Noah and his sons must do to talking about what God would do.

#establish my covenant with you

Translate this as in [[:en:bible:notes:gen:06:18|6:18]].