How they had come to him and greeted him, “Salam”... (And Abraham had said) “We feel anxious by you.”
Sayyed Abbas Sadr-Ameli
When they entered upon him and said: 'Peace', he said: 'Verily we are scared of you! '
Al-muntakhab fi tafsir al-Qur'an al-Karim
They made entry into his home and greeted him with the expression of good will, "Peace", he recoiled back afraid of them -due to their unusual behaviour-