Matthew 19:8

He saith to them, Moses, because of the hardness of your hearts, suffered you to put away your wives: but from the beginning it was not so.

Genesis 2:24

Therefore shall a man leave his father and his mother, and shall cleave to his wife: and they shall be one flesh.

Genesis 7:7

And Noah went in, and his sons, and his wife, and his sons' wives with him, into the ark, because of the waters of the flood.

Psalm 95:8

Harden not your heart, as in the provocation, and as in the day of temptation in the wilderness:

Jeremiah 6:16

Thus saith the LORD, Stand ye in the ways, and see, and ask for the old paths, where is the good way, and walk in it, and ye shall find rest for your souls. But they said, We will not walk in it.

Zechariah 7:12

Yes, they made their hearts as an adamant stone, lest they should hear the law, and the words which the LORD of hosts hath sent in his spirit by the former prophets: therefore came a great wrath from the LORD of hosts.

Malachi 2:13-14

And this have ye done again, covering the altar of the LORD with tears, with weeping, and with crying out, insomuch that he regardeth not the offering any more, or receiveth it with good will at your hand.

Matthew 3:15

And Jesus answering said to him, Suffer it to be so now: for thus it becometh us to fulfill all righteousness. Then he suffered him.

Matthew 8:31

So the demons besought him, saying, If thou expellest us, suffer us to go away into the herd of swine.

Mark 10:5

And Jesus answered and said to them, For the hardness of your heart, he wrote you this precept.

1 Corinthians 7:6

But I speak this by permission, and not as a commandment.

Treasury of Scripture Knowledge

Summary

He saith unto them, Moses because of the hardness of your hearts suffered you to put away your wives: but from the beginning it was not so.

Bible References

Because

Psalm 95:8
Harden not your heart, as in the provocation, and as in the day of temptation in the wilderness:
Zechariah 7:12
Yes, they made their hearts as an adamant stone, lest they should hear the law, and the words which the LORD of hosts hath sent in his spirit by the former prophets: therefore came a great wrath from the LORD of hosts.
Malachi 2:13
And this have ye done again, covering the altar of the LORD with tears, with weeping, and with crying out, insomuch that he regardeth not the offering any more, or receiveth it with good will at your hand.
Mark 10:5
And Jesus answered and said to them, For the hardness of your heart, he wrote you this precept.

Suffered

Matthew 3:15
And Jesus answering said to him, Suffer it to be so now: for thus it becometh us to fulfill all righteousness. Then he suffered him.
Matthew 8:31
So the demons besought him, saying, If thou expellest us, suffer us to go away into the herd of swine.
1 Corinthians 7:6
But I speak this by permission, and not as a commandment.