'Fragrance' in the Bible

Then Mary took a pound of ointment of very valuable genuine nard [and] anointed the feet of Jesus, and wiped his feet with her hair. And the house was filled with the fragrance of the ointment.

But thanks [be] to God, who always leads us in triumphal procession in Christ, and who reveals the fragrance of the knowledge of him through us in every place.

to those on the one hand an odor from death to death, [and] to those on the other hand a fragrance from life to life. And who [is] qualified for these [things]?