Nodemcu and bluetooth and 4 channel relay

Hello, I am currently working on my on my project the relay is connected in nodemcu adn I'm controlling the relay using blynk app now i want to connect bluetooth module in nodemcu my question is where should i put my bluetooth codes? Thank you in advance
Here's my code for nodemcu connected to relay

#define BLYNK_PRINT Serial
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>

char auth[] = "xxxxx";
char ssid[] = "xxxxx";
char pass[] = "xxxx";

void setup()
{
// Debug console
Serial.begin(9600);

Blynk.begin(auth, ssid, pass);
}

void loop()
{
Blynk.run();
}

carljoshuaaaaaa:
now i want to connect bluetooth module in nodemcu my question is where should i put my bluetooth codes

the part you need to execute once in the setup and the part than will listen to BT messages in the loop().

I would suggest to study Serial Input Basics to handle this

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