Endeavor partner and “Entourage” muse Arie Emanuel and his wife, Sarah, have purchased a Brentwood Park property south of Sunset Blvd. for nearly $10 million. The home is 7,000 square feet with a 3,000 square-foot guesthouse, pool, tennis court and indoor sports court. The Emanuels were repped by Judy Feder at Nourmand & Assoc. Barbara Boyle at Sotheby’s repped sellers Stuart Liner and his wife, Stephanie. Stuart Liner is managing partner at Liner Yankelevitz Sunshine & Regenstreif.