Hr blackmailed he will blacklist me @employeer

Respected Sir/Madam, I Joined A Company & I Worked For Them 1 Month & 22 Days Only... I Suddenly Resigned My Job Due To Concentrate My Children's Annual Exam But HR Blocked My Salary So I Claimed My Salary Forcibly From Police Station... That HR Angrily Told Me He Will Blacklist Me @Employer... I Donno He Will Do Or Not... Iam Unable To Check That Details Too... What Can I Do For That ? How Can I Check ? Pls Help Me... Thanks In Advance... #SHYAMSUNDAR.S