will come back, will return
J'y reviendrai.
I will come back to this.
Je vous reviendrai.
I'll get back to you.
Encore et j'y reviendrai !
One more time and I'll come back to it!
— The Little Thief (1988)
Mais j'y reviendrai.
But I’ll come back to it.
— Le repentir (1987)
"Je reviendrai."
I'll come back.
— Le Patient anglais (1996)