"the women arrived at." The ULB is written as though the narrator is already at the tomb and sees the women arrive there. The UDB is written as though the narrator sees the women leave an unnamed place and go to the tomb.
You can state explicitly that they did not find it because it was not there. AT: "the body of the Lord Jesus was not there!" (See: [[rc://en/ta/man/translate/figs-explicit]])