The Holy Prophet (PBUH) gave the title of_________ to Hazrat Usama bin Zaid R.A ?

The Holy Prophet (PBUH) gave the title of_________ to Hazrat Usama bin Zaid R.A ?

حضور اکرم صلی اللہ علیہ وسلم نے حضرت اسامہ بن زید رضی اللہ عنہ کو _________ کا لقب دیا تھا؟
Explanation

Usama ibn Zayd  companion of the Islamic prophet Muhammad.

He was the son of Zayd ibn Harithah, Muhammad's freed slave and adopted son, and Umm Ayman .

Died: .680  Medina, Arabia