NET

1 I looked on when the Lamb opened one of the seven seals, and I heard one of the four living creatures saying with a thunderous voice, “Come!”

Darby

The Six of the Seven Seals of the Scroll Opened

1 And I saw when the Lamb opened one of the seven seals, and I heard one of the four living creatures saying, as a voice of thunder, Come [and see]^D9502.

Darby Bible Notes

[and see] - The words 'and see' here and vers. 3,5,7, are very doubtful and probably added in some MSS.

KJV

The Six of the Seven Seals of the Scroll Opened

1 And I saw when the Lamb opened one of the seals, and I heard, as it were the noise of thunder, one of the four beasts saying, Come and see.