how did Paul regard Jerusalem
Paul was commissioned for mission from Antioch( acts 13:3). however he seemed to have tried to maintain touch with the mother church in Jerusalem, at least visiting it three times during his christian life:
1. a brief visit after return from Damascus, probably a fortnight.it took Barnabas to convince the believer to accept him. he had to depart in a hurry after his preaching caused a stir to the Jews population( acts 9:26,29-30).
2. to deliver love gifts to the poor church in Jerusalem in time of famine(Gal 2:1-10)
3. after the third missionary journey after which he is arrested,