SHEPHERDS WATCHED
WHILE shepherds watched their flocks by night,
All seated on the ground,
The angel of the Lord came down,
And glory shorn around.
Fear not ! said he; for mighty dread
Had siezed thier troubled mind :
Glad tidings of great Joy i bring
To you and all mankind.
You have a minor misspelling in the following sentence:
It should be their instead of thier.