Q 2:186
“Verily, they used to hasten on to do good deeds, and they used to call on Us with hope and fear, and used to humble themselves before Us” Qur'an 21:90
“And your Lord said: ‘Invoke Me, I will respond to your (invocation). Verily, those who scorn My worship [i.e. do not invoke Me,] they will surely enter Hell in humiliation!”
[Ghaafir 40:60
This was narrated by al-Haakim, who classed it as saheeh, and al-Dhahabi agreed with him. It is a hasan hadeeth.
Tafseer at-Tabari.