In the Duha prayer, is it obligatory to stick to a specific number?

Question : She says: In the Duha prayer, is it necessary for the Muslim, Honorable Shaykh, to stick to a specific number? Sometimes she says she prays one unit, or two, or three?

Answer : He prays whatever is easy for him, two units or four units with two closings of the prayer, whatever is easy. But the more he increases in prayer, the better it is.

The presenter : Praise be to Allah. Thank you to the sister who called in.