en_tn/2sa/20/01.md

to be at the same place

This refers to the town of Gilgal.

Sheba...Bichri

These are names of men. (See: rc://en/ta/man/translate/translate-names)

We have no part in David, neither have we any inheritance in the son of Jesse

Both of these statements mean the same thing. Sheba is emphasizing that he and the tribes of Israel have no relationship with David and the tribe of Judah. (See: rc://en/ta/man/translate/figs-parallelism)

Let every man go back to his home, Israel

Sheba is speaking to the people of the northern tribes of Israel. This does not include the southern tribe of Judah.