The Lord, in the simplest terms, is love itself expressed as wisdom itself. In philosophic terms, love is the Lord's substance and wisdom is His form. Of course, we feel the Lord's love and hear His wisdom in many different ways, depending on our state in life and how receptive we are. That's why the Lord has so many different names in the Bible, and is referred to in so many different ways.

3997. 'And my righteousness will answer for me' means the Divine holiness which He possessed. This is clear from the meaning of 'righteousness' as that which has regard to good, dealt with in 612, 2235. But when used of the Lord, as it is here, Divine holiness is meant, for all spiritual or celestial good proceeds from the Lord's Holy Divine.