Genesis 37:21

But when Reuben heard it, he rescued him out of their hands, saying, "Let us not take his life."

Genesis 42:22

And Reuben answered them, "Did I not tell you not to sin against the boy? But you did not listen. So now there comes a reckoning for his blood."

Genesis 9:5

And for your lifeblood I will require a reckoning: from every beast I will require it and from man. From his fellow man I will require a reckoning for the life of man.

Genesis 35:22

While Israel lived in that land, Reuben went and lay with Bilhah his father's concubine. And Israel heard of it. Now the sons of Jacob were twelve.

Joshua 10:28

As for Makkedah, Joshua captured it on that day and struck it, and its king, with the edge of the sword. He devoted to destruction every person in it; he left none remaining. And he did to the king of Makkedah just as he had done to the king of Jericho.

Matthew 10:28

And do not fear those who kill the body but cannot kill the soul. Rather fear him who can destroy both soul and body in hell.

Treasury of Scripture Knowledge

Summary

And Reuben heard it, and he delivered him out of their hands; and said, Let us not kill him.

Bible References

Reuben heard

Genesis 35:22
While Israel lived in that land, Reuben went and lay with Bilhah his father's concubine. And Israel heard of it. Now the sons of Jacob were twelve.
Genesis 42:22
And Reuben answered them, "Did I not tell you not to sin against the boy? But you did not listen. So now there comes a reckoning for his blood."

Not kill him

Joshua 10:28
As for Makkedah, Joshua captured it on that day and struck it, and its king, with the edge of the sword. He devoted to destruction every person in it; he left none remaining. And he did to the king of Makkedah just as he had done to the king of Jericho.
Genesis 9:5
And for your lifeblood I will require a reckoning: from every beast I will require it and from man. From his fellow man I will require a reckoning for the life of man.
Matthew 10:28
And do not fear those who kill the body but cannot kill the soul. Rather fear him who can destroy both soul and body in hell.

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.