You didn't print the line that the match was on, which was stipulated. I also don't like having it wait forever for more input files. A better cheating solution is therefore: 
perl -ne'die$_,(<>)[0..3]if/ou/' test.txt

[download]
(Erm, OK. I may have just printed to the wrong filehandle... :-)

In reply to Re (tilly) 2: Reading a pattern and a number of lines after it by tilly
in thread Reading a pattern and a number of lines after it by simon.proctor

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