Al-Khattabee (d. 386H) - rahimahullaah - said:
“Verily Hijrah (boycotting and abandonment) of the people of desires and innovations is continuous over the passage of time; so long as they do not clearly manifest their repentance and return back to the Truth.”
Translation by Aboo ‘Abdillaah Bilaal Hussain al-Kashmiree
Reference: An-Nihaayah (5/245), Lisaanul-‘Arab (5/250), ‘Awnul-Ma’bood (no.4576).