$1.$ Purchased $5000$ of inventory on account

$2.$ Returned $1000$ of the inventory purchased in Event $1$

$3.$ Paid the remaining balance in account payable for the inventory purchased in Event $1$

$4.$ Sold inventory purchased in Event $1$ for $5,000$ to customers on account

At the end of the firsts accounting perio what would be reported on the Income Statement for net Income