What action ultimately lead to van Gogh's entry into the asylum during the climax of Portrait of an Artist: Vincent van Gogh?

Following the incident with Paul Gauguin in Arles in December 1888 in which van Gogh cut off part of his left ear he was hospitalized in Arles twice over a few months. in May 1889 he left Arles and traveled to the asylum in Saint-Rémy-de-Provence. saint-Rémy, a collection of paintings that Vincent van Gogh did when he was a self-admitted patient at the Saint-Paul asylum in Saint-Rémy-de-Provence, since renamed the Clinique Van Gogh, from May 1889 until May 1890.