Most leaked databases floating around for "free" are years old. Most users have already changed their passwords or enabled Two-Factor Authentication (2FA) , making the data useless for anything except identity theft or targeted phishing.
Never reuse the same password across different sites. If one site is breached, your Facebook remains safe. index of passwordtxt facebook free
Try not to access your accounts on public computers or Wi-Fi networks, as they can be insecure. Most leaked databases floating around for "free" are