please i need a circuit diagram for stepper motor please provide me

i want information about necessities and objectives related to voice operated stepper motor

The user can run a stepper motor through voice commands.

The user must first train the device with a few standard words to recognize his own voice. The kit will include voice and commands from the user.

During execution, the user can perform operations using pre voice defined commands like 'Forward', 'reverse', 'Step up', 'down', etc. If people from the United Nations has authorized trying to run, the device does not respond.

This project is secured so that the United Nations has authorized users cannot make any transactions using their voice commands.