New Revised Standard Version
They close their hearts to pity; with their mouths they speak arrogantly.

Contemporary English Version
They refuse to show mercy, and they keep bragging.

New American Bible
they close their hearts, they fill their mouths with proud roaring.

Douay-Rheims Bible
They have shut up their fat: their mouth hath spoken proudly.

They have shut up their fat: their mouth hath spoken proudly.

They are

Psalm 73:7-9 Their iniquity hath come forth, as it were from fatness: they have passed into the affection of the heart. . . .

Psalm 119:70 Their heart is curdled like milk: but I have meditated on thy law.

Deuteronomy 32:15 The beloved grew fat, and kicked: he grew fat, and thick and gross, he forsook God who made him, and departed from God his saviour.

Job 15:27 Fatness hath covered his face, and the fat hangeth down on his sides.

Isaiah 6:10 Blind the heart of this people, and make their ears heavy, and shut their eyes: lest they see with their eyes, and hear with their ears, and understand with their heart, and be converted and I heal them.

Matthew 13:15 For the heart of this people is grown gross, and with their ears they have been dull of hearing, and their eyes they have shut: lest at any time they should see with their eyes, and hear with their ears, and understand with their heart, and be converted, and I should heal them.

Acts 28:27 For the heart of this people is grown gross, and with their ears have they heard heavily and their eyes they have shut, lest perhaps they should see with their eyes and hear with their ears and understand with their heart and should be converted: and I should heal them.

with

Psalm 12:3,4 May the Lord destroy all deceitful lips, and the tongue that speaketh proud things. . . .

Psalm 31:18 Let deceitful lips be made dumb. Which speak iniquity against the just, with pride and abuse.

Psalm 123:4 For our soul is greatly filled: we are a reproach to the rich, and contempt to the proud.

Exodus 5:2 But he answered: Who is the Lord, that I should hear his voice, and let Israel go? I know not the Lord, neither will I let Israel go.

Exodus 15:9 The enemy said: I will pursue and overtake, I will divide the spoils, my soul shall have its fill: I will draw my sword, my hand shall slay them.

1 Samuel 2:3 Do not multiply to speak lofty things, boasting: let old matters depart from your mouth: for the Lord is a God of all knowledge, and to him are thoughts prepared.

2 Peter 2:18 For, speaking proud words of vanity, they allure by the desires of fleshly riotousness those who for a little while escape, such as converse in error:

Revelation 13:5,6 And there was given to him a mouth speaking great things and blasphemies: and power was given to him to do, two and forty months. . . .