Merge pull request #2887 from amruth-acharya/amruth-acharya-docs-1

Update sound.rb

Author: samaaron

app/server/ruby/lib/sonicpi/lang/sound.rb

@@ -1188,7 +1188,7 @@ def synth(synth_name, *args, &blk)
 
 
       def play(n, *args, &blk)
-        raise "Play expects a note to play, if you did something like 'play sample ...' you should probably remove 'play'" if n.is_a?(SonicPi::Node)
+        raise "Play expects a note to play. If you want to make a sound with a sample or buffer, you can just use 'sample ...' or 'sample buffer(...)'" if n.is_a?(SonicPi::Node) || n.is_a?(Buffer)
         if n.is_a?(Hash) && args.empty?
           synth nil, n, &blk
         else