Grep text with output as Filename and its count.

 njgrep()
{
if [ $# -eq 0 ] 
then 
echo "Usage: njgrep <Txt to Search> <File Extension>";
elif [ $# -eq 1 ]
then "Only one Argument";
elif [ $# -eq 2 ]
then 
grep -l $1 *.*$2* | xargs grep -c $1;
else 
echo "$# Usage: nj_copy filename [filename]";
fi
}

Testing :

$njgrep "Fallout" out