Selling process want to know

How to sell a stock in a specific price in intraday trading in zerodha

If by sell you mean to initiate a trade by shorting a stock at a specific price then you can use Limit under MIS.

If by sell you mean to square-off an intraday long position at a particular price use Bracket Order (BO).

More details can be found here:

1)For Limit MIS Order: https://zerodha.com/varsity/chapter/the-trading-terminal/
2) For Bracket Order: https://zerodha.com/z-connect/tradezerodha/zerodha-trader-software-version/bracket-orders-trailing-stoploss-sl