Matthew 19:7

They said to him, "Why then did Moses command [us] to give a document--a certificate of divorce--and to divorce her?"

Deuteronomy 24:1-4

"When a man takes a wife and he marries her {and then} {she does not please him}, because he found {something objectionable} and writes her a letter of divorce and puts [it] in her hand and sends her [away] from his house,

Matthew 5:31

"And it was said, 'Whoever divorces his wife must give her a certificate of divorce.'

Isaiah 50:1

Thus says Yahweh: "Where [is] this divorce document of your mother's divorce, [with] which I dismissed her? or to whom of my creditors did I sell you? Look! you were sold because of your sin, and your mother was dismissed because of your transgressions.

Jeremiah 3:8

And I saw that {for this very reason, that} on account of apostate Israel committing adultery I divorced her and gave the letter of divorce to her. Yet her treacherous sister Judah was not afraid and she went and prostituted [herself] also.

Malachi 2:16

"For hate divorce," says Yahweh, the God of Israel, "and he [who] covers his clothing [with] violence," says Yahweh of hosts. "{You must be attentive to} your spirit and you must not be unfaithful."

Matthew 1:19

So Joseph her husband, being righteous and not wanting to disgrace her, intended to divorce her secretly.

Mark 10:4

So they said, "Moses permitted [a man] to write a certificate of divorce and to send [her] away."

Treasury of Scripture Knowledge

Summary

They say unto him, Why did Moses then command to give a writing of divorcement, and to put her away?

General references

Bible References

Why

Matthew 5:31
"And it was said, 'Whoever divorces his wife must give her a certificate of divorce.'
Deuteronomy 24:1
"When a man takes a wife and he marries her {and then} {she does not please him}, because he found {something objectionable} and writes her a letter of divorce and puts [it] in her hand and sends her [away] from his house,
Isaiah 50:1
Thus says Yahweh: "Where [is] this divorce document of your mother's divorce, [with] which I dismissed her? or to whom of my creditors did I sell you? Look! you were sold because of your sin, and your mother was dismissed because of your transgressions.
Jeremiah 3:8
And I saw that {for this very reason, that} on account of apostate Israel committing adultery I divorced her and gave the letter of divorce to her. Yet her treacherous sister Judah was not afraid and she went and prostituted [herself] also.
Mark 10:4
So they said, "Moses permitted [a man] to write a certificate of divorce and to send [her] away."

And to

Matthew 1:19
So Joseph her husband, being righteous and not wanting to disgrace her, intended to divorce her secretly.
Malachi 2:16
"For hate divorce," says Yahweh, the God of Israel, "and he [who] covers his clothing [with] violence," says Yahweh of hosts. "{You must be attentive to} your spirit and you must not be unfaithful."

General references

Mark 10:4
So they said, "Moses permitted [a man] to write a certificate of divorce and to send [her] away."