Luke 9:30

and behold, two men conversed with him, who were Moses and Elijah,

Matthew 17:3-4

And behold there appeared to them Moses and Elijah conversing with him.

Mark 9:4-6

And Elijah appeared to them; with Moses, and they conversed with Jesus.

Luke 1:17

And he shall go before him in the spirit and power of Elijah, to turn the hearts of fathers to children, and the disobedient to the wisdom of the righteous, to make ready a people prepared for the Lord.

Luke 9:19

And they answered and said, John the Baptist; and some Elijah, and others that one of the old prophets has arisen.

Luke 24:27

And from Moses, and from all the prophets, he interpreted to them in all the Scriptures the things concerning himself.

Luke 24:44

And he said to them, These are my words which I spoke to you while I was yet with you, that all things written in the law of Moses, and Prophets, and Psalms, concerning me, must be fully accomplished.

John 1:17

for the law was given by Moses, the grace and truth were by Jesus Christ.

Romans 3:21-23

BUT now God's righteousness has been made manifest without the law, being testified to by the law and the prophets,

2 Corinthians 3:7-11

But if the ministry of death engraved in a writing on stones was glorious, so that the children of Israel could not look steadily at the face of Moses on account of the brightness of his face, which passed away,

Hebrews 3:3-6

For this man is judged worthy of more glory than Moses, as much as he has more honor than the house [tabernacle] which he built.

James 5:17-18

Elijah was a man of like passions with us, and he prayed that it might not rain, and it rained not on the land for three years and six months;

Treasury of Scripture Knowledge

Summary

And, behold, there talked with him two men, which were Moses and Elias:

Bible References

Which

Luke 24:27
And from Moses, and from all the prophets, he interpreted to them in all the Scriptures the things concerning himself.
Matthew 17:3
And behold there appeared to them Moses and Elijah conversing with him.
Mark 9:4
And Elijah appeared to them; with Moses, and they conversed with Jesus.
John 1:17
for the law was given by Moses, the grace and truth were by Jesus Christ.
Romans 3:21
BUT now God's righteousness has been made manifest without the law, being testified to by the law and the prophets,
2 Corinthians 3:7
But if the ministry of death engraved in a writing on stones was glorious, so that the children of Israel could not look steadily at the face of Moses on account of the brightness of his face, which passed away,
Hebrews 3:3
For this man is judged worthy of more glory than Moses, as much as he has more honor than the house [tabernacle] which he built.

Elias

Luke 9:19
And they answered and said, John the Baptist; and some Elijah, and others that one of the old prophets has arisen.
Luke 1:17
And he shall go before him in the spirit and power of Elijah, to turn the hearts of fathers to children, and the disobedient to the wisdom of the righteous, to make ready a people prepared for the Lord.
James 5:17
Elijah was a man of like passions with us, and he prayed that it might not rain, and it rained not on the land for three years and six months;