Be Fearless = Ungesabi
or
Be Brave = Yiba nesibindi
or
Don't be afraid = Ungabi novalo
or
Don't be scared = Ungethuki


By the way you've requested the same translation twice.
This might be an honest mistake, or god forbid deliberate spamming.

Malandela, Wena owalandela izinkomo zamadoda, Luzumane, BazumeNdaba balibele, Lugagane olwahlaba amaTshali ezibunjini athi ayahamba agxamalaze, Mfolozi emnyama inkethabaweli........