Jeremiah 16:10 in the King James Version
And it shall come to pass, when thou shalt shew this people all these words, and they shall say unto thee, Wherefore hath the LORD pronounced all this great evil against us? or what is our iniquity? or what is our sin that we have committed against the LORD our God?
Context
9 For the LORD of Armies, the God of Israel says: “Behold, I will cause to cease out of this place, before your eyes and in your days, the voice of mirth and the voice of gladness, the voice of the bridegroom and the voice of the bride.
10 It will happen, when you tell this people all these words, and they ask you, ‘Why has the LORD pronounced all this great evil against us?’ or ‘What is our iniquity?’ or ‘What is our sin that we have committed against the LORD our God?’
11 then you shall tell them, ‘Because your fathers have forsaken me,’ says the LORD, ‘and have walked after other gods, have served them, have worshiped them, have forsaken me, and have not kept my law.