Other members of the Royal Family that was present at the Abdication ceremony was Princess Astrid and her husband, Prince Lorenz. As well as Queen Fabiola.
The Swearing Ceremony of King Philippe
Next, the Royal Family took part in the Swearing Ceremony for King Philippe. King Philippe, Queen Mathilde, King Albert, Queen Paola, Prince Laurent, Princess Claire, Princess Astrid, Prince Lorenz, Princess Elisabeth, Prince Gabriel Prince Emmanuel, Princess Elenore, and Queen Fabiola.