Siblings Henrietta Fredrika von Arbin (1852-1880) and Axel Otto Fredrik von Arbin (1853-1906) Sophie Adlersparre (1823-1895)

The picture has something of this: woman, people, two, veil, portrait, wear, man, love, child, group, Christmas, affection, jewelry, decoration, royalty, dress.
Perhaps it’s a painting of a boy and a girl with a vase of flowers and fruit in front of.