by and by
US /baɪ ən ˈbaɪ/
UK /baɪ ən ˈbaɪ/

1.
akhirnya, lambat laun
eventually; after a period of time
:
•
The sun will come out by and by.
Matahari akan terbit akhirnya.
•
We'll get there by and by, don't worry.
Kita akan sampai di sana akhirnya, jangan khawatir.