United Kingdom, Sept. 16 -- Maria Shriver found attending Patrick Schwarzenegger's wedding to be a "humbling" experience.

The 69-year-old author has taken to social media to reflect on Patrick and Abby Champion's recent wedding, revealing that she "wept" on the big day.

Alongside a series of photos from the wedding day, Maria - who was married to Arnold Schwarzenegger between 1986 and 2021 - wrote on Instagram: "One minute you're fixing his bow tie, the next minute he's getting married! Oh, how time flies as a parent.

"I wanted to take a moment to congratulate my son, @patrickschwarzenegger and my new daughter-in-law, @abbychampion on their beautful wedding. I'm so proud of them, of their love, their commitment to one another. They are...