How long shall they utter and speak hard things? and all the workers of iniquity boast themselves? They utter and speak - יביאו yabbiu, their hearts get full of pride and insolence; and then, from the abundance of such vile hearts, the mouth speaks; and the speech is of hard things, threatening which they are determined to execute, boastings of their power, authority, etc.
Related Commentaries of Psalms 94:4
Psalms 94:4
4 How long shall they utter and speak hard things? and all the workers of iniquity boast themselves?