Baba Batra 93b — In Jerusalem there was a custom of displaying a flag in front of the door, thereby indicating that the meal was ready and that guests might come in and eat. The removal of the flag was a sign that the meal was finished and that guest should cease from entering.

Baba Metzia 30b — Whoever visits the sick removes one sixtieth of his illness, while one who ignores a sick person hastens his death.

Betzah 25b — A guest should not drink his goblet in one gulp. This is unmannerly.

Betzah 32a — Jews are compassionate children of compassionate parents, and one who shows no pity for fellow creatures is assuredly not the seed of Abraham, our father.

Brachot 58a — Ben Zoma used to say, “What does a good guest say?” “How much trouble my host goes through for me. How much meat he has offered. How much wine he has set before me. How many cakes he has brought before me. And all of this trouble he went through for me.’” \"But an inconsiderate guest, what does he say?” “What trouble has my host gone through? I have eaten one piece of bread and a single piece of meat. I have had but one cup of wine. All the trouble the host has gone to has been only for his family.”

Iyov 31:32 — The stranger did not sleep in the street. I opened my doors to the traveler.

Michah 6:8 — You have been told what is good and what the Lord requires of you: to act justly, to love kindness, and to walk humbly with your God.

Nedarim 39b-40a — Rabbi Helbo fell sick and no one visited him. Rabbi Kahana rebuked the sages: Did it not once happen, he reminded them, that one of Rabbi Akiva\'s disciples fell sick and the sages did not visit him? So Rabbi Akiva himself visited him and because [he arranged to have the floor] swept and washed, the sick man recovered. My master, [the sick man] said [to Rabbi Akiva], you have revived me. Rabbi Akiva went out and taught, He who does not visit the sick is like a shedder of blood.

Nedarim 40a — He who visits the sick will be spared the punishments of the next world.

Pirkei Avot 1:2 — The world stands on three things: on the Torah, on the service (of G-d), and on acts of loving-kindness.

Pirkei Avot 1:4 — Let your house be open wide; treat the poor members as your own family.

Pirkei Avot 3:9 — He whose good deeds exceed his wisdom, his wisdom will endure. But he whose wisdom exceeds his good deeds, his wisdom will not endure.

Pirkei Avot 6:9 — When a person departs from this world, neither his silver, nor gold, nor precious stones nor pearls accompany him; only his Torah and good deeds.

Rambam Hilchot Avel 14:4 — Whoever visits the sick, it is as if he removes part of his sickness and makes it easier on him, while one who ignores a sick person is like one who sheds blood.

Rambam Hilchot Brachot 7:6 — Never embarrass your guests by staring at them.

Shabbat 127a — People who perform acts of loving kindness will be rewarded by G-d in this world [during this life], and rewarded a second time in the next world.

Succa 49b — Our Rabbis taught: Gemilut Chesed is greater than charity in three ways. Charity is done with one\'s money, while loving-kindness may be done with one’s money or with one’s person. Charity is given only to the poor, while loving-kindness may be given both to the poor and to the rich. Charity is given only to the living, while loving-kindness may be shown to both the living and the dead.

Tehillim 33:5 — He loves charity and justice; the earth is filled with the loving kindness of the Lord.

Yevamot 79a — Three signs identify this people: They are merciful; they are bashful; and they perform deeds of loving-kindness.