Mark 10:4

They replied: Moses permitted us to write a bill of divorce, and put her away.

Matthew 1:19

Then Joseph her husband, being a just man, and not choosing to make an example of her, intended to put her away privately.

Matthew 5:31-32

It has been said: Whoever will put away his wife, let him give her a bill of divorce.

Matthew 19:7

They said to him: Why, then, did Moses command us to give a bill of divorce and put her away?

Treasury of Scripture Knowledge

Summary

And they said, Moses suffered to write a bill of divorcement, and to put her away.

Bible References

General references

Matthew 1:19
Then Joseph her husband, being a just man, and not choosing to make an example of her, intended to put her away privately.
Matthew 5:31
It has been said: Whoever will put away his wife, let him give her a bill of divorce.
Matthew 19:7
They said to him: Why, then, did Moses command us to give a bill of divorce and put her away?