Exodus 23:30

Little by little I will drive them out before you, until you have increased enough to take possession of the land.

(New International Version)

'I will drive them out before you little by little, until you become fruitful and take possession of the land.

(New American Standard Bible)

By little and little I will drive them out from before thee, until thou be increased, and inherit the land.

(King James Version)