Genesis 4:10
Yahweh said, "What have you done? The voice of your brother's blood cries to me from the ground.
WEB
And he said, What hast thou done? the voice of thy brother’s blood crieth unto me from the ground.4.10 blood: Heb. bloods
KJV
What Genesis 4:10 means
After the first murder, God declares that the victim's blood is crying out to him from the ground, insisting that violence does not stay hidden and that the life taken is not forgotten by its maker.
This line comes right after the first death in the Bible, when Cain kills his brother Abel in a field and then denies knowing where he is. God answers with a question and an image: "What have you done? The voice of your brother's blood cries to me from the ground." In the original language the word for blood is plural here, a form some read as "bloods," as if every drop, and every life that might have come from Abel, were calling out at once.
The picture is of a crime that cannot be buried. Abel has no recorded words anywhere in the story; he says nothing. Yet his blood "cries," and the ground that received it becomes a witness against the one who spilled it. Scripture treats this as a pattern rather than a one-time event: shed blood has a voice, and the God who made the earth will not pretend a body was never there. Injustice can silence the victim, but it does not silence the cry.
The verse sets a theme that runs through the whole Bible, all the way to the New Testament, where another's blood is said to "speak." It insists that the unheard are heard somewhere, that the powerful do not get the last word simply by hiding the evidence. For the wronged, it is a strange comfort. For the one who did the wrong, it is a warning. The earth keeps the account either way.