How to link project id field with item master with validation while selection in other master?

How to link project id field with item master with validation? Also, I need that project id to be fetched while selecting item_code in the Purchase Order form while creating.

Kindly help!!!

Add Project Link in the Item master.
to fetch that field in the purchase order. Add a project link field in Sales Order Item and set fetch from the property as item_code.

Thank you @anupamvs I will check this solution.