Solange Knowles arrives on the red carpet at the MTV Video Music Awards (VMA), August 24, 2014 at The Forum in Inglewood, California. AFP PHOTO / Mark Ralston (Photo credit should read MARK RALSTON/AFP/Getty Images)
Photo by MARK RALSTON/AFP/Getty Images

A friend and artistic partner of Solange Knowles’ was in critical condition Friday after she was stabbed 10 times during an altercation outside her home in New Orleans, according to the website NOLA.

Arronesia Christophe, 26, was arrested and charged with attempted second-degree murder after, police say, she stabbed Mussa, 24, during the incident about 7 p.m. on Wednesday, the news outlet writes. Mussa was listed in critical condition at an area hospital.

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Solange, the sister of pop singer Beyoncé, reportedly attended Christophe’s first appearance at Orleans Parish Criminal Court on Thursday. It’s not clear what relationship Christophe had with Mussa, if any, notes NOLA.

After receiving word about the incident, Solange reportedly canceled an appearance at Coachella in Los Angeles to rush back to New Orleans to be at Mussa’s bedside.

Mussa is the project director of Solange’s brand and creative platform, Saint Heron, and co-owner of the New Orleans boutique Exodus Goods.

Read more at NOLA.