I took my marriage vows and kept them.

我结婚时立下了誓言而且一直信守诺言。

《柯林斯英汉双解大词典》

We'll exchange marriage vows and put wedding rings on each other's ring finger.

我们要互誓婚约， 并将戒指戴到爱人的左手无名指上。

youdao

Cheryl and Ashley are apparently planning to renew their marriage vows, so maybe Fisher is on to something.

很显然谢尔丽和阿什利正计划复合，或许费雪还真有些道理。

youdao

Afterward, the newlyweds carve their marriage vows into the bark of a tree.

NPR: Love And Lunacy: Vivaldi's 'Orlando Furioso'

Five days later in Las Vegas, the couple renewed their marriage vows before family and friends in an over-the-top Arabian-inspired ceremony.

CNN: The 'ultimate diva'

Rather than say her marriage vows, the 18-year-old is more likely to be testifying in court to the soundness of her own judgment.

CNN: PEOPLE