Sirach 4:10

10 Be as a father unto the fatherless, and instead of an husband unto their mother: so shalt thou be as the son of the most High, and he shall love thee more than thy mother doth.

Sirach 4:10 In-Context

8 Let it not grieve thee to bow down thine ear to the poor, and give him a friendly answer with meekness.
9 Deliver him that suffereth wrong from the hand of the oppressor; and be not fainthearted when thou sittest in judgment.
10 Be as a father unto the fatherless, and instead of an husband unto their mother: so shalt thou be as the son of the most High, and he shall love thee more than thy mother doth.
11 Wisdom exalteth her children, and layeth hold of them that seek her.
12 He that loveth her loveth life; and they that seek to her early shall be filled with joy.

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