'Cruel' in the Bible
Simeon and Levi are brothers [equally headstrong, deceitful, vindictive, and cruel]; their swords are weapons of violence.
Cursed be their anger, for it was fierce, and their wrath, for it was cruel. I will divide them in Jacob and scatter them in Israel.
Moses told this to the Israelites, but they refused to listen to Moses because of their impatience and anguish of spirit and because of their cruel bondage.
And when we cried to the Lord, the God of our fathers, the Lord heard our voice and looked on our affliction and our labor and our [cruel] oppression;
The man who is most tender among you and extremely particular and well-bred, his eye shall be cruel and grudging of food toward his brother and toward the wife of his bosom and toward those of his children still remaining,
You have become harsh and cruel to me; with the might of Your hand You [keep me alive only to] persecute me.
Consider my enemies, for they abound; they hate me with cruel hatred.
Until his word [to his cruel brothers] came true, until the word of the Lord tried and tested him.
The merciful, kind, and generous man benefits himself [for his deeds return to bless him], but he who is cruel and callous [to the wants of others] brings on himself retribution.
A [consistently] righteous man regards the life of his beast, but even the tender mercies of the wicked are cruel.
Wrath is cruel and anger is an overwhelming flood, but who is able to stand before jealousy?
Set me like a seal upon your heart, like a seal upon your arm; for love is as strong as death, jealousy is as hard and cruel as Sheol (the place of the dead). Its flashes are flashes of fire, a most vehement flame [the very flame of the Lord]!
And I will give over the Egyptians into the hand of a hard and cruel master, and a fierce king will rule over them, says the Lord, the Lord of hosts.
They lay hold on bow and spear; they are cruel (ruthless and inhuman) and have no mercy. Their voice sounds like the roaring sea; they ride on horses, every one set in array as a man for battle against you, O Daughter of Zion!
All your lovers (allies) have forgotten you; they neither seek, inquire of, or require you. For I have hurt you with the wound of an enemy, with the chastisement of a cruel and merciless foe, because of the greatness of your perversity and guilt, because your sins are glaring and innumerable.
They lay hold of bow, lance, and spear; they are cruel and have no mercy or compassion. They sound like the roaring of the sea; they ride upon horses, every man equipped like a man [ready] for the battle against you, O Daughter of Babylon!
Even the jackals draw out the breast, they give suck to their young ones, but the daughter of my people has become cruel like ostriches in the wilderness [that desert their young].
Until they were filled (permeated and saturated) with every kind of unrighteousness, iniquity, grasping and covetous greed, and malice. [They were] full of envy and jealousy, murder, strife, deceit and treachery, ill will and cruel ways. [They were] secret backbiters and gossipers,
Bless those who persecute you [who are cruel in their attitude toward you]; bless and do not curse them.