Does the following sentence best present the sitting position shown in the picture?
He is sitting kneeled down.
English Language Learners Stack Exchange is a question and answer site for speakers of other languages learning English. It only takes a minute to sign up.
Sign up to join this communityYou could say:
He is sitting on his heels.
or
He is knelt back on his heels.
He is kneeling back on his heels.
I would say
He sits in a kneeling position.
He is in a kneeling position.
Your sentence seems grammatically correct to me.