Tasbih and Tahlil with a Specific Number as a Daily Routine

Question:
Is it permissible to perform tasbih, takbir, tahlil, and tahmid as a daily routine with a specific number, without believing in the virtue of that specific number?

Answer:
What happens is that a number is fixed when there is evidence specifying it. As for when a person invents a number on his own, that is not what happens. There is no evidence stating to say "La ilaha illa Allah" one hundred times. It is stated to say "Allahu Akbar" thirty-three times after the prayers. And to say "Alhamdulillah" thirty-three times. And "Subhan Allah" thirty-three times. And to complete the count with "La ilaha illa Allah." This is what has evidence for it.
We say that after Fajr, one says "La ilaha illa Allah, He alone has no partner" ten times and after Maghrib likewise ten times. The evidence for the ten is that it is supported by proof. The result is that the number is not fixed except by evidence. As for when a person fixes a number on his own, this is...