My buzzer don't want to stop midway

Projects Programming
6

Files for WOKWI.com.

sketch.ino (click me) 
// https://forum.arduino.cc/t/my-buzzer-dont-want-to-stop-midway/1251863/3

int buz = 6, red = 5, grn = 3, blu = 2;
int a3 = 220, b3 = 247, c4 = 262, d4 = 294, e4 = 330, f4 = 349, g4 = 392, a4 = 440, b4 = 494, c5 = 523, d5 = 587;

int aria[] = { // key
  a3, c4, e4,  // Am
  b3, d4, f4,  // B
  c4, e4, g4,  // C
  d4, f4, a4,  // Dm
  e4, g4, b4,  // Em
  f4, a4, c5,  // F
  g4, b4, d5,  // G
};

void setup() {
  Serial.begin(115200);
  pinMode(buz, OUTPUT);
  pinMode(red, OUTPUT);
  pinMode(grn, OUTPUT);
  pinMode(blu, OUTPUT);
}

void loop() {
  for (int key = 0; key < 7; key++) {
    for (int j = 0; j < 6; j++) {
      for (int note = 0; note < 3; note++) {
        digitalWrite(red, note == 0);
        digitalWrite(grn, note == 1);
        digitalWrite(blu, note == 2);
        tone(buz, aria[key * 3 + note], 120);
        delay(120);
        noTone(buz);
        delay(120);
      }
    }
  }
}
diagram.json (click me) 
{
  "version": 1,
  "author": "Anonymous maker",
  "editor": "wokwi",
  "parts": [
    {
      "type": "wokwi-arduino-nano",
      "id": "nano",
      "top": -6.6,
      "left": -75.3,
      "rotate": 90,
      "attrs": {}
    },
    {
      "type": "wokwi-buzzer",
      "id": "bz1",
      "top": -41.1,
      "left": 71.7,
      "rotate": 90,
      "attrs": { "volume": "0.1" }
    },
    {
      "type": "wokwi-pushbutton",
      "id": "btn1",
      "top": 63.8,
      "left": 67.2,
      "attrs": { "color": "green" }
    },
    {
      "type": "wokwi-rgb-led",
      "id": "rgb1",
      "top": 4.8,
      "left": 63.3,
      "rotate": 90,
      "attrs": { "common": "cathode" }
    }
  ],
  "connections": [
    [ "nano:GND.2", "btn1:2.l", "black", [ "h19.2", "v28.6" ] ],
    [ "nano:6", "bz1:2", "#8f4814", [ "h0" ] ],
    [ "nano:7", "btn1:1.l", "orange", [ "h9.6", "v28.8" ] ],
    [ "nano:GND.2", "bz1:1", "black", [ "h19.2", "v-71.7" ] ],
    [ "nano:GND.2", "rgb1:COM", "black", [ "h19.2", "v-48.9" ] ],
    [ "rgb1:B", "nano:2", "green", [ "h0" ] ],
    [ "nano:3", "rgb1:G", "green", [ "v0", "h38.4" ] ],
    [ "rgb1:R", "nano:5", "green", [ "v0" ] ]
  ],
  "dependencies": {}
}

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