In which month my baby start to sleep whole night I m tired now to wake up in night

A. pls have patience.good sleep helps with brain growth .can do various sleep tricks .make baby sleep in a adequate environment and room temperature . Make baby wear comfortable clothing . Baby should be well fed at sleep time . Can sing a lullaby or play some light music . Can also swing baby in arms gently for easy sleep . Should be no disturbances in sleep .