Here are several options for a birthday message to a sister (bacı) in Azerbaijani, ranging from short and sweet to more emotional and detailed.
I wish you a long life filled with health and joy. May all your dreams come true this year.
My dear sister, may your new age bring you as much happiness as you bring to my life. Happy birthday!
Even though I might be far away right now, you are always in my heart. Happy birthday to the most important part of my life.
May your face always shine with smiles and your heart be filled with peace. Happy birthday, my one and only! Creative Ideas