Sirach 45:5

5 He made him to hear his voice, and brought him into the dark cloud, and gave him commandments before his face, even the law of life and knowledge, that he might teach Jacob his covenants, and Israel his judgments.

Sirach 45:5 In-Context

3 By his words he caused the wonders to cease, and he made him glorious in the sight of kings, and gave him a commandment for his people, and shewed him part of his glory.
4 He sanctified him in his faithfulness and meekness, and chose him out of all men.
5 He made him to hear his voice, and brought him into the dark cloud, and gave him commandments before his face, even the law of life and knowledge, that he might teach Jacob his covenants, and Israel his judgments.
6 He exalted Aaron, an holy man like unto him, even his brother, of the tribe of Levi.
7 An everlasting covenant he made with him and gave him the priesthood among the people; he beautified him with comely ornaments, and clothed him with a robe of glory.

The Brenton translation of the Septuagint is in the public domain.