the son of adam

the first son of Adam was Seth . Cain is not listed in the Adam blood line.

while the good man was asleep an evil one sowed an evil seed in his garden. the evil one is Satan the seed is Cain the garden is eve.

the last of the sons of god or sons of Adam was Noah . Noah married the sister of tubal-Cain making Shem ham Jephthah  half Canaan and half Adam.

strong concordance said Cain a gent ale  male . gentleman means feminine male.

when Christ said he was the son of Adam he was saying he was the son of god through Adam (Adam was made in the image of god) .

o Ezekiel son of Adam go into the temple and tell me what you see.

Adam = wheat
Cain= tar