Jesus directs His disciples to make provision for a time of persecution (peculiar to Lk). 'The meaning of our Lord in this much controverted passage appears to be to forewarn the apostles of the outward dangers which will await them henceforward in their mission—unlike the time when He sent them forth without earthly appliances, they must now make use of common resources for sustenance, yea and even of the sword itself for defence '(Alford).
Related Commentaries of Luke 22:35
Luke 22:35-38
35 And he said unto them,When I sent you without purse, and scrip, and shoes, lacked ye any thing? And they said, Nothing.
36 Then said he unto them,But now, he that hath a purse, let him take it, and likewise his scrip: and he that hath no sword, let him sell his garment, and buy one.
37 For I say unto you, that this that is written must yet be accomplished in me, And he was reckoned among the transgressors: for the things concerning me have an end.
38 And they said, Lord, behold, here are two swords. And he said unto them,It is enough.