Revelation 4:7

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

Luke 15:10

Thus, I tell you, there is joy among the angels of God over one repenting sinner.

1 Corinthians 9:9-10

or saith not the law the same also? for it is written in the law of Moses, "Thou shalt not muzzle the ox that treadeth out the corn." Now doth God take care for oxen,

1 Corinthians 14:20

My brethren, be not children in sense: but in malice be infants, and in your judgements shew yourselves to be men.

Revelation 5:5

And one of the elders said to me, Weep not;---Behold the lion of the tribe of Juda, the root of David, hath prevailed to open the book, and to loose its seven seals.

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 was like a lion, and the second like a calf, and the third had a face like a man, and the fourth was like a flying eagle.

The face of a man

Luke 15:10
Thus, I tell you, there is joy among the angels of God over one repenting sinner.
1 Corinthians 14:20
My brethren, be not children in sense: but in malice be infants, and in your judgements shew yourselves to be men.

The face of a lion

Revelation 5:5
And one of the elders said to me, Weep not;---Behold the lion of the tribe of Juda, the root of David, hath prevailed to open the book, and to loose its seven seals.

The face of an ox

1 Corinthians 9:9
or saith not the law the same also? for it is written in the law of Moses, "Thou shalt not muzzle the ox that treadeth out the corn." Now doth God take care for oxen,