Genesis 18:2
And he lift up his eyes and looked, and, lo, three men stood by him: and when he saw them, he ran to meet them from the tent door, and bowed himself toward the ground,
Cross-reference
Genesis 19:1 shows the same two angels arriving in Sodom that evening, continuing the narrative from Abraham's tent.
Hebrews 13:2 explicitly references this event, stating some have entertained angels unaware, urging hospitality.
In Judges 19:15, the old man's invitation and bowing directly parallels the eager hospitality shown to passing travelers.
In 2 Samuel 12:4, the rich man's stinginess highlights the generous hospitality Abraham eagerly provided to his guests.
Isaiah 58:7's command to 'share your food with the hungry' directly echoes Abraham's model of offering bread and rest to strangers.
In Matthew 25:35, Jesus commends welcoming strangers — exactly what Abraham does here, rushing to serve unknown visitors who turn out to be the LORD himself.
In 2 Samuel 24:20, Araunah's bow and offer of resources to the king reflects a gesture of respectful provision.
In 1 Kings 18:7, Obadiah's fearful prostration before Elijah shows the same physical act, but born of anxiety, not welcome.
Romans 12:13 advises contributing to the needs of saints and pursuing hospitality, echoing Abraham's provision for the travelers.
1 Peter 4:9 commands hospitality, which this episode illustrates through Abraham's immediate welcome of the visitors.