And he swore to them both that, I am well wisher of you both.
He swore to them, "I am giving you good advice."
he swore to both: 'Indeed, I am to you among the advisers.
And he swore to them both: Surely I am a sincere adviser to you -
And he swore/made oath to them (B): "I am to you (B) from (E) the advisors/counselors."
Satan swore to them that he is their best advisor
And he swore to them, "Indeed I am a well-wisher for both of you."
And he swore to them, saying, `Surely I am a sincere counsellor unto you.
And he swore to both of them, saying: ‘I am indeed of your well-wishers.
And he ardently swore to them both (saying), `Most certainly, I am one of your sincere advisers.
And he (Shaitan (Satan)) swore by Allah to them both (saying): "Verily, I am one of the sincere wellwishers for you both."