Divorcing a spouse and marrying another can constitute adultery.

³²But I say unto you, That whosoever shall put away his wife, saving for the cause of fornication, causeth her to commit adultery: and whosoever shall marry her that is divorced committeth adultery.

⁹And I say unto you, Whosoever shall put away his wife, except it be for fornication, and shall marry another, committeth adultery: and whoso marrieth her which is put away doth commit adultery.

¹¹And he saith unto them, Whosoever shall put away his wife, and marry another, committeth adultery against her.

¹²And if a woman shall put away her husband, and be married to another, she committeth adultery.

¹⁸Whosoever putteth away his wife, and marrieth another, committeth adultery: and whosoever marrieth her that is put away from her husband committeth adultery.