Remind.js

    if (/^[0-9]{1,3}[smhdwy]$/i.test(reminderTime)) {
        return simple.embed(`In ${reminderTime}, i will remind you:` + '```' + `${reminder}` + '```', message),


        setTimeout(function() {
            return message.author.send(new Discord.RichEmbed()
            .setAuthor('Im reminding you:')
            .setDescription('```' + reminder + '```' + `
            ` + `**-Please don't reply to this message. It will open a modmail thread with staff.-**`)
            .setColor('RANDOM')
            .setTimestamp()
            .setFooter(`Requested By: ${message.author.tag}`, message.author.avatarURL)
        )}, ms(reminderTime));
    }
    else return("Please use the correct syntax: `_remind <time> <Reminder>`")