Revelation 4:4,10
And round about the throne were four and twenty seats: and on the seats I saw four and twenty elders sitting, clothed in white raiment; and they had on their heads crowns of gold.
Nave's Topical Index—AKJV

Revelation 5:5,6,8,11,14
And one of the elders said to me, Weep not: behold, the Lion of the tribe of Juda, the Root of David, has prevailed to open the book, and to loose the seven seals thereof.
Nave's Topical Index—AKJV

Revelation 7:11,13
And all the angels stood round about the throne, and about the elders and the four beasts, and fell before the throne on their faces, and worshipped God,
Nave's Topical Index—AKJV

Revelation 11:16
And the four and twenty elders, which sat before God on their seats, fell on their faces, and worshipped God,
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Revelation 14:3
And they sung as it were a new song before the throne, and before the four beasts, and the elders: and no man could learn that song but the hundred and forty and four thousand, which were redeemed from the earth.
Nave's Topical Index—AKJV

Revelation 19:4
And the four and twenty elders and the four beasts fell down and worshipped God that sat on the throne, saying, Amen; Alleluia.
Nave's Topical Index—AKJV