math -script test.m

math -run < test.m

math < test.m

MathematicaScript test.m

math -noprompt -run "<<test.m"

math -run file.m

math < file.m

#!/usr/local/bin/MathematicaScript -script

Print["Hello"]

Mathematica 10.0 for Linux x86 (64-bit)
Copyright 1988-2014 Wolfram Research, Inc.

In[1]:=
                                #1!
Out[1]= -script + -------------------------------
                  bin local MathematicaScript usr

In[2]:= In[2]:= Hello

In[3]:=

WolframScript -script file.m

patrick@lenerd:~/tmp$ ./file.m
    Hello
    patrick@lenerd:~/tmp$

#!/usr/local/Wolfram/Mathematica/11.3/Executables/wolframscript -script (*Default installation place for Mathematica 11*)
(* Your Code *)
Print["Hello World"];

./file