QUICK ANSWER
"Feliz cumpleaños" is a form of "feliz cumpleaños", a phrase which is often translated as "happy birthday". "Que Dios te bendiga siempre" is a phrase which is often translated as "may God bless you always". Learn more about the difference between "feliz cumpleaños" and "que Dios te bendiga siempre" below.
feliz cumpleaños(
feh
-
lees
koom
-
pleh
-
ah
-
nyohs
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. happy birthday
¡Feliz cumpleaños, amigo! Espero que lo disfrutes.Happy birthday, buddy! I hope you enjoy it.
que Dios te bendiga siempre(
keh
dyohs
teh
behn
-
dee
-
gah
syehm
-
preh
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (informal) (singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
a. may God bless you always
Que Dios te bendiga siempre. Eres un hijo maravilloso. - Solo cumplía con mi deber, padre.May God bless you always. You're a wonderful son. - I was just doing my duty, father.