send a message in the first channel discord.js
const Discord = require('discord.js'); const bot = new Discord.Client(); bot.on("guildCreate", guild => { let channelID; let channels = guild.channels.cache; channelLoop: for (let key in channels) { let c = channels[key]; if (c[1].type === "text") { channelID = c[0]; break channelLoop; } } let channel = guild.channels.cache.get(guild.systemChannelID || channelID); channel.send(`Thanks for inviting me into this server!`); });
Source: stackoverflow.com