Evil against his brother in your heart - Do not indulge an unfavourable opinion of another: do not envy him; do not harbour an unbrotherly feeling towards him.

oppress.

Exodus 22:21-24 You shall neither vex a stranger, nor oppress him: for you were strangers in the land of Egypt...

Exodus 23:9 Also you shall not oppress a stranger: for you know the heart of a stranger, seeing you were strangers in the land of Egypt.

Deuteronomy 24:14-18 You shall not oppress an hired servant that is poor and needy, whether he be of your brothers...

Deuteronomy 27:19 Cursed be he that perverts the judgment of the stranger, fatherless, and widow. And all the people shall say, Amen.

Psalm 72:4 He shall judge the poor of the people, he shall save the children of the needy, and shall break in pieces the oppressor.

Proverbs 22:22,23 Rob not the poor, because he is poor: neither oppress the afflicted in the gate...

Proverbs 23:10 Remove not the old landmark; and enter not into the fields of the fatherless:

Proverbs 23:11 For their redeemer is mighty; he shall plead their cause with you.

Isaiah 1:16,17,23 Wash you, make you clean; put away the evil of your doings from before my eyes; cease to do evil...

Jeremiah 5:28 They are waxen fat, they shine: yes, they overpass the deeds of the wicked: they judge not the cause, the cause of the fatherless...

Jeremiah 22:15-17 Shall you reign, because you close yourself in cedar? did not your father eat and drink, and do judgment and justice...

Ezekiel 22:7,12,29 In you have they set light by father and mother: in the middle of you have they dealt by oppression with the stranger...

Amos 4:1 Hear this word, you cows of Bashan, that are in the mountain of Samaria, which oppress the poor, which crush the needy...

Amos 5:11,12 For as much therefore as your treading is on the poor, and you take from him burdens of wheat: you have built houses of hewn stone...

Micah 2:1-3 Woe to them that devise iniquity, and work evil on their beds! when the morning is light, they practice it...

Micah 3:1-4 And I said, Hear, I pray you, O heads of Jacob, and you princes of the house of Israel; Is it not for you to know judgment...

Zephaniah 3:1-3 Woe to her that is filthy and polluted, to the oppressing city!...

Malachi 3:5 And I will come near to you to judgment; and I will be a swift witness against the sorcerers, and against the adulterers...

Matthew 23:14 Woe to you, scribes and Pharisees, hypocrites! for you devour widows' houses, and for a pretense make long prayer...

1 Corinthians 6:10 Nor thieves, nor covetous, nor drunkards, nor revilers, nor extortionists, shall inherit the kingdom of God.

James 5:4 Behold, the hire of the laborers who have reaped down your fields, which is of you kept back by fraud, cries...

imagine.

Psalm 21:11 For they intended evil against you: they imagined a mischievous device, which they are not able to perform.

Psalm 36:4 He devises mischief on his bed; he sets himself in a way that is not good; he abhors not evil.

Psalm 140:2 Which imagine mischiefs in their heart; continually are they gathered together for war.

Proverbs 3:29 Devise not evil against your neighbor, seeing he dwells securely by you.

Proverbs 6:18 An heart that devises wicked imaginations, feet that be swift in running to mischief,

Jeremiah 11:19,20 But I was like a lamb or an ox that is brought to the slaughter; and I knew not that they had devised devices against me, saying...

Jeremiah 18:18 Then said they, Come and let us devise devices against Jeremiah; for the law shall not perish from the priest, nor counsel from the wise...

Micah 2:1 Woe to them that devise iniquity, and work evil on their beds! when the morning is light, they practice it...

Mark 7:21-23 For from within, out of the heart of men, proceed evil thoughts, adulteries, fornications, murders...

James 1:14,15 But every man is tempted, when he is drawn away of his own lust, and enticed...

1 John 3:15 Whoever hates his brother is a murderer: and you know that no murderer has eternal life abiding in him.

A Discourse of Mercifulness
Blessed are the merciful, for they shall obtain mercy. Matthew 5:7 These verses, like the stairs of Solomon's temple, cause our ascent to the holy of holies. We are now mounting up a step higher. Blessed are the merciful . . '. There was never more need to preach of mercifulness than in these unmerciful times wherein we live. It is reported in the life of Chrysostom that he preached much on this subject of mercifulness, and for his much pressing Christians to mercy, he was called of many, the alms-preacher, …
Thomas Watson—The Beatitudes: An Exposition of Matthew 5:1-12