This is a polite and formal way of Jacob referring to himself. Alternate translation: "My lord, I am your servant. Please go ahead of me" (See: [[rc://en/ta/man/jit/figs-123person]])
This is a mountainous area in the region of Edom. See how you translated this in [Genesis 32:3](../32/03.md). (See: [[rc://en/ta/man/jit/translate-names]])