Strong G2588 καρδία kardia · heart

1 John

1. 1 John 3:19
   And hereby we know that we are of the truth, and shall assure our hearts before him.
2. 1 John 3:20
   For if our heart condemn us, God is greater than our heart, and knoweth all things.
3. 1 John 3:21
   Beloved, if our heart condemn us not, then have we confidence toward God.