hThis could mean (1) they forsake the loyal love they should show to God or (2) they forfeit forsake the loyal love that God would have shown to them
iOr “salvation”

In other versions

Those who pay regard to vain idols

forsake their hope of steadfast love.

But I with the voice of thanksgiving

will sacrifice to you;

what I have vowed I will pay.

Salvation belongs to the Lord!”

“Those who cling to worthless idols

turn away from God’s love for them.

But I, with shouts of grateful praise,

will sacrifice to you.

What I have vowed I will make good.

I will say, ‘Salvation comes from the Lord.’ ”

Those who cherish worthless idols

abandon their faithful love,

but as for me, I will sacrifice to you

with a voice of thanksgiving.

I will fulfill what I have vowed.

Salvation belongs to the Lord.

Those who worship false gods

turn their backs on all God’s mercies.

But I will offer sacrifices to you with songs of praise,

and I will fulfill all my vows.

For my salvation comes from the Lord alone.”

They that observe lying vanities forsake their own mercy.

But I will sacrifice unto thee with the voice of thanksgiving;

I will pay that that I have vowed.

Salvation is of the Lord.

Public Domain