That promise is that God will establish a lasting environment for those who obey. Honor must be freely given and , in a sense, honor must be earned. Parents gain honor through a variety of God-ordained actions. We communicate that love by touch. Hug your kids often.
Wise parents are affectionate, supportive, and tender to their mate and to their children.
We can also communicate that love through our blessing. Believe in your kids and have high hopes for their future. Take their joys and sorrows seriously. We communicate love by listening. Listen to their struggles and feelings.