In Tamil, you would say "உங்கள் மேம்பட்டியை வாழ்த்துக்கள்" (uṅkaḷ mēmbaṭṭiyai vāḻttukkaḷ) to congratulate someone on their promotion.
congratulations on.
No, you cannot say, they send their congratulations. You have to say they sent their congratulations.
In Māori, you can say "whakamihi" which means congratulations.
"Proficiat" is how you say congratulations in Flemish.
no flowers say congratulations
In Filipino, you would say "Congratulations" as "Congratulations" or "Pakaka-bait."
You can say "čestitke" in Bosnian to say congratulations.
In Hindi, you can say congratulations by saying "बधाई हो" (Badhai ho).
To say "congratulations" in French, you can say "félicitations."
congratulations on your wedding
In Latin, you can say "Gratulor," which means congratulations.