NET
23 Now while Jesus was in Jerusalem at the Feast of the Passover, many people believed in his name because they saw the miraculous signs he was doing.
Darby
23 And when he was in Jerusalem, at the passover, at the feast, many believed on his name, beholding his signs which he wrought.
KJV
23 Now when he was in Jerusalem at the passover, in the feast [day], many believed in his name, when they saw the miracles which he did.