67:13
And conceal your speech or proclaim it. Indeed, He (is the) All-Knower of what (is in) the breasts.

21:110
Indeed, He knows the declared [of] [the] speech and He knows what you conceal.

87:7
Except what wills Allah Indeed, He knows the manifest and what is hidden.

4:148
(Does) not love Allah the public mention of [the] evil [of] [the] words except (by the one) who has been wronged. And is Allah All-Hearing, All-Knowing.

7:205
And remember your Lord in yourself humbly and (in) fear and without the loudness of [the] words, in the mornings and (in) the evenings. And (do) not be among the heedless.

17:110
Say, "Invoke Allah or invoke the Most Gracious. By whatever (name) you invoke, to Him (belongs) the Names the Most Beautiful. And (do) not be loud in your prayers and not be silent therein, but seek between that a way."

20:7
And if you speak aloud the word, then indeed, He knows the secret and the more hidden.

49:2
O you who believe! (Do) not raise your voices above (the) voice (of) the Prophet, and (do) not be loud to him in speech like (the) loudness (of) some of you to others, lest become worthless your deeds while you (do) not perceive.

71:8
Then indeed, I invited them publicly.

13:10
(It is) same (to Him) [of you] (one) who conceals the speech or (one) who publicizes it and (one) who [he] (is) hidden by night or goes freely by day.

2:55
And when you said, "O Musa! Never (will) we believe in you until we see Allah manifestly." So seized you the thunderbolt while you (were) looking.

4:153
Ask you (the) People (of) the Book that you bring down to them a book from the heaven. Then indeed, they (had) asked Musa greater than that for they said, "Show us Allah manifestly," so struck them the thunderbolt for their wrongdoing. Then they took the calf (for worship) from after [what] came to them the clear proofs, then We forgave them for that. And We gave Musa an authority clear.

6:47
Say, "Have you seen if comes to you punishment (of) Allah suddenly or openly, will (any) be destroyed except the people - the wrongdoers?

49:2
O you who believe! (Do) not raise your voices above (the) voice (of) the Prophet, and (do) not be loud to him in speech like (the) loudness (of) some of you to others, lest become worthless your deeds while you (do) not perceive.

16:75
sets forth Allah the example (of) a slave (who is) owned, not he has power on anything and (one) whom We provided him from Us a provision good, so he spends from it, secretly and publicly. Can they be equal? All praise (is) for Allah! Nay, but most of them (do) not know.

6:3
And He (is) Allah in the heavens and in the earth. He knows your secret and what you make public and He knows what you earn.