He says: Is it permissible to reserve the front seats in women's lectures for others who have not attended, by placing books or something similar on the chairs? No, it is not permissible.
Whether it's women's lectures, men's lectures, or prayer, it is not allowed for a person to come and reserve seats and then leave, for example, reserving three or four seats for people who have not arrived. But if someone has arrived,
and went to get something from the car, for example, or went to make wudu, then he has the right to his place.
But if he reserved and blocked three seats in the front, in the first row for prayer or in the first row for lessons, that is not allowed.
The basic rule is that whoever comes first has more right