~ honoring of fathers (parents).
In this picture, His Majesty, despite being King, despite being 80+ is still honoring his father.
I read in a book once:
“...and be good to your parents. Whether one or both of them reach old age with you, do not say to them a word of annoyance and do not repel them but rather speak to them a noble word”
... if you are still fortunate enough to be able to, give your baba a kiss on the forehead