During the period when it is unclear whether he will accept or reject the truth, one should avoid his mistake, continue to advise him, and warn others against f

There is no specific time limit for this process (i.e. Advice period), whether it is a day, a year, or two years. What matters is that the truth has reached him, and he then chooses to reject it—This is sufficient reason to stop seeking knowledge from him. Source: https://t.me/almanhajussalafi/893