Holy Qur’an 40:51

They will say: ‘Did not your Messengers come to you with manifest Signs?’ They will say: ‘Yea.’ The Keepers will say, ‘Then pray on.’ But the prayer of disbelievers is of no avail.

Translation: Maulawi Sher Ali (Ahmadiyya Muslim Jamaat)

Surah 40: Ghafir