# Returns the jars containing the missing class.
$ for i in `find $OIM_HOME -name '*.jar'`; do unzip -t $i | grep com/thortech/xl/util/tcUtilityFactoryInternal && echo $i; done 2>/dev/null
# echo after a grep search
$ echo "$(grep -R $id) found in the file"
# show several surrounding lines
grep -B 3 -A 2 foo README.txt
If you want the same number of lines before and after you can use -C num.
Text you want to be red
Your text here
devops 