Imam as-Sadiq (AS) has said:
"Three things will complain to Allah (SWT) (on the Day of Judgement): a
deserted Masjid in which the people of the town did not recite Salat in it;
an Aalim who is among the ignorant ones; and the Quran which was not read and
left for dust to collect on it."
Usool-e-Kaafi
vol 2, page 413