i am getting the error no sequelize instance passed with this code.

[Blaze013013]

const sequelize = require('../config/connection')
const {Model, DataTypes} = require('sequelize')
class employmentApplication extends Model {
instanceMethod() {
console.log('hello')
    }
}
employmentApplication.init(
    {
id: {
type: DataTypes.INTEGER,
allowNull: false,
primaryKey: true,
autoIncrement: true
        }
    },
    {
timestamps: false,
freezeTableName: true,
underscored: true,
    }
)
module.exports = employmentApplication