Tai Tsung, also known as Emperor Taizong of Tang, sent Hiuen Tsang to king Harsha’s court.
For further reading check the following articles:
|100 Differences Between Articles||UPSC Prelims|
|NCERT Medieval Indian History Notes UPSC||UPSC FAQ|
|NCERT Ancient Indian History Notes UPSC||NCERT Modern Indian History Notes UPSC|