As for taking it out of the third, the illness only possesses a third of his wealth, so it is as if it is obligatory for what he possesses. Likewise, this scholar does not possess from himself in this case anything but an apology, and the other two-thirds he does not possess, which is a blessing, so there is no bounty for him in teaching after this incident, and it is not obligatory for him. In general, he has attributed it, so the one in this situation should renew his repentance for what he has fallen into and ask God for forgiveness for what is between him and God, for God loves those who repent.