1.

I will praise thee with my whole heart: before the gods will I sing praise unto thee.

I will praise thee with my whole heart: before the gods will I sing praise unto thee.
The gods — Before kings and princes.

2.

I will worship toward thy holy temple, and praise thy name for thy lovingkindness and for thy truth: for thou hast magnified thy word above all thy name.

I will worship toward thy holy temple, and praise thy name for thy lovingkindness and for thy truth: for thou hast magnified thy word above all thy name.
Temple — Where the ark was. He was not permitted to enter into it.
Magnified — For thou hast glorified thy word or promise unto me more than any other of thy glorious perfections.

3.

In the day when I cried thou answeredst me, and strengthenedst me with strength in my soul.

4.

All the kings of the earth shall praise thee, O LORD, when they hear the words of thy mouth.

All the kings of the earth shall praise thee, O LORD, when they hear the words of thy mouth.
The kings — A prophecy of the calling of the Gentiles.
Hear — The gospel preached among then.

5.

Yea, they shall sing in the ways of the LORD: for great is the glory of the LORD.

Yea, they shall sing in the ways of the LORD: for great is the glory of the LORD.
The ways — His wonderful counsel and gracious providences.

6.

Though the LORD be high, yet hath he respect unto the lowly: but the proud he knoweth afar off.

7.

Though I walk in the midst of trouble, thou wilt revive me: thou shalt stretch forth thine hand against the wrath of mine enemies, and thy right hand shall save me.

8.

The LORD will perfect that which concerneth me: thy mercy, O LORD, endureth for ever: forsake not the works of thine own hands.

The LORD will perfect that which concerneth me: thy mercy, O LORD, endureth for ever: forsake not the works of thine own hands.
Perfect — Will finish the great work of my deliverance.
Forsake not — Or, do not give over, the work of my salvation, which is thus far advanced, not by any human help, but by thy power and providence.