Your Hashem will bless those who bless you.... citing Book of Genesis.
President Trump is a blessed man. Only those with truthful, righteous spirits can appreciate it.
Bless who bless, curse who curse... occurs twice in Genesis (12:3, 27:29), and again in Numbers 24:9 when God forced Bilaam to announce it.
The same thought is echoed in Zech 2:12 and many other places.