messages

getting messages of a discord channel?

channel.messages.fetch().then(messages => {
        console.log(messages);
    });

channel.messages.fetch().then(messages => {
        console.log(messages);
    });

channel.messages.fetch().then(messages => {
        console.log(messages);
    });

channel.messages.fetch().then(messages => {
        console.log(messages);
    });

get TypeError: Cannot read properties of undefined (reading 'fetch')