For without are dogs,.... That is, without the holy city are such persons who are comparable to dogs for their filthiness, impudence, and voraciousness, as are persecutors, heretics, and apostates, Mt 7:6.
Some think Sodomites are intended, as in De 23:18. So Abarbinel and others interpret the law; and who abound in the Roman jurisdiction, called therefore Sodom, Re 11:8 and indeed all wicked men, who will be cast out into outer darkness, may be signified hereby.
The Jews say ,"when a man dies, if he be worthy (or righteous) he descends in the likeness of a lion to receive "his" soul, but if not, in the likeness of "a dog", concerning which David says, Ps 22:20.'
'And sorcerers, and whoremongers, and murderers, and idolaters; characters of the antichristian party, who will have no place in this city, or glorious kingdom of Christ; See Gill on "Re 21:8".And whosoever loveth and maketh a lie; who loves both to invent and tell lies, and loves to hear them told by others; meaning more especially the doctrinal lies of antichrist, which are spoken in hypocrisy by him, and his followers are given up to believe.
Raya Mchimna in Zohar in Numb. fol. 95.