Then after three years I went up to Jerusalem to visit Cephas, and tarried with him fifteen days.

Only after three years did I go up to Jerusalem to confer with Cephas, and I stayed with him fifteen days.

then, after three years I went up to Jerusalem to enquire about Peter, and remained with him fifteen days,

Then after three years I went up to Jerusalem to make acquaintance with Peter, and I remained with him fifteen days;