how to get channel by id discord.js code example
Example 1: Find channel discord js
// Insert the Channel ID in the brackets. TO find that, right click the
// channel and select "Copy ID". Discord Developer must be on.
let channel = message.guild.channels.cache.get(channelid)
Example 2: how to get a channelid discord.js
message.guild.channels.cache.get(channelid);