Yousafzai was awarded the Nobel Peace Prize as a 17-year-old in 2014, sharing the award with Kailash Satyarthi, a children's rights activist from India.
The tweet, which was posted in Urdu, read: “Malala to return home ‘because we have a score to settle with you and your father’, adding that ‘there would be no mistake’ next time.
“This is the ex-spokesperson of Tehrik-i-Taliban Pakistan who claims the attack on me and many innocent people. He is now threatening people on social media. How did he escape?” Malala tweeted.
US Agency of International Development (USAID) will be awarding 50% of the merit and needs-based scholarship programs across a wide range of academic disciplines to Pakistani women.
The Act was passed by the US House of Representatives last year in March.