Route Example

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  
});

controllers.index.js

import Ember from 'ember';

export default Ember.Controller.extend({
  chatMessages: [{
      username: "Jane Doe",
      message: "Foo Bar Baz",
      dispic: "http://www.proirrigationwi.com/images/unknown_user.png"
  }],
});

routes.index.js

import Ember from 'ember';

export default Ember.Route.extend({
  chatMessages: [{
      username: "John Doe",
      message: "Blah Blah Blah",
      dispic: "http://www.proirrigationwi.com/images/unknown_user.png"
  }],
  model(){
    return this.get('chatMessages')
  }
});

templates.application.hbs

{{outlet}}

templates.index.hbs

This piece of data is load through the model hook of the route, and set on the controller's model attribute:
<hr/>
{{#each model as |chatMessage|}}
   {{chatMessage.username}}: {{chatMessage.message}}
{{else}}
	else
{{/each}}
<hr/>
The next piece is load directly from controller's attribute chatMessages
<hr/>
{{#each chatMessages as |chatMessage|}}
   {{chatMessage.username}}: {{chatMessage.message}}
{{else}}
	else
{{/each}}

twiddle.json

{
  "version": "0.8.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.5.1",
    "ember-data": "2.5.2",
    "ember-template-compiler": "2.5.1"
  }
}