Verses with the word propitiation in the Apocrypha (3 verses):

Wisdom of Solomon 18:21
For then the blameless man made haste, and stood forth to defend them; and bringing the shield of his proper ministry, even prayer, and the propitiation of incense, set himself against the wrath, and so brought the calamity to an end, declaring that he was thy servant.

Sirach 5:5
Concerning propitiation, be not without fear to add sin unto sin:

Sirach 35:3
To depart from wickedness is a thing pleasing to the Lord; and to forsake unrighteousness is a propitiation.