Reptilian with golden scales and a dark purple ceremonial outfit and a silver be

Reptilian with golden scales and a dark purple ceremonial outfit and a silver belt , exit through a magical cosmic portal made of polished amethysts, he guides a woman in a black tunic and a black dress, Inside the portal there is a beautiful city of white buildings at night, red eclipse in the background portal is in the middle of a field, already outside the portal the sky is daytime and has a green nebula