"Congratulations on tying the knot! Wishing you both a lifetime of love and happiness".

Depending on your relationship with the couple, you can use these examples:

Historical news archives from the 1800s occasionally used the term in a non-pejorative (though now obsolete) way to describe gender-diverse ceremonies.

In countries like Pakistan or Malaysia, similar terms may be used locally to describe members of the Khwaja Sira or hijra communities, who often perform at or help plan weddings.

"Best wishes to you both on your special day. May your journey together be filled with joy and unity". Contextual Uses of the Term

"Huge congrats to the happy couple! Here's to a long and happy married life".