Revelation 4:7

And the first living creature was like a lion, and the second living creature was like a calf, and the third living creature had a face as a man, and the fourth was like a flying eagle.

Luke 15:10

Thus, I say to you, there is joy in the presence of the angels of God, over one sinner that repenteth.

1 Corinthians 9:9-10

For it is written, in the law of Moses, Thou shalt not muzzle the ox that treadeth out the corn? Doth God take care for oxen?

1 Corinthians 14:20

Brethren, be not children in understanding: in wickedness be ye as infants, but in understanding be ye grown men.

Revelation 5:5

behold the Lion of the tribe of Judah, the root of David, hath prevailed to open the book and the seals thereof.

Treasury of Scripture Knowledge

Summary

As for the likeness of their faces, they four had the face of a man, and the face of a lion, on the right side: and they four had the face of an ox on the left side; they four also had the face of an eagle.

For the

The face of a man

The face of a lion

The face of an ox

Bible References

For the

Revelation 4:7
And the first living creature was like a lion, and the second living creature was like a calf, and the third living creature had a face as a man, and the fourth was like a flying eagle.

The face of a man

Luke 15:10
Thus, I say to you, there is joy in the presence of the angels of God, over one sinner that repenteth.
1 Corinthians 14:20
Brethren, be not children in understanding: in wickedness be ye as infants, but in understanding be ye grown men.

The face of a lion

Revelation 5:5
behold the Lion of the tribe of Judah, the root of David, hath prevailed to open the book and the seals thereof.

The face of an ox

1 Corinthians 9:9
For it is written, in the law of Moses, Thou shalt not muzzle the ox that treadeth out the corn? Doth God take care for oxen?