I will even betroth you to me in faithfulness; And you shall know Yahweh.
Now he adds, in faithfulness; and by faithfulness is to be understood, I doubt not, that stability of which I have spoken; for what some philosophize on this expression is too refined, who give this explanation, ‘I will espouse thee in faith,’ that is by the gospel; for we embrace God’s free promises, and thus the covenant the Lord makes with us is ratified. I simply interpret the word as denoting stability. 