Bible Verses About Obedience to God: From the heart

If yee shall hearken therefore vnto my commandements, which I commaund you this day, that yee loue the Lord your God and serue him with all your heart, and with all your soule,

But God be thanked, that ye haue beene the seruants of sinne, but yee haue obeyed from the heart vnto the forme of the doctrine, wherunto ye were deliuered.