Devarim 10:17-19: For Hashem your G-d is the G-d of all and the master of all, the great, mighty and awesome G-d, who shows no favor and takes no bribe, but upholds the cause of the orphan and the widow and befriends the stranger, providing the stranger with food and clothing. You too must befriend the stranger, for you were strangers in the land of Egypt.
Isaiah 58:7: Share your bread with the hungry, take the homeless into you home…If you put yourself out for the hungry and satisfy the soul for the poor, then shall your light shine in the darkness and your gloom shall be as noonday. The Holy One will guide you continually.
Pirkei Avot 3:17: Where there is no bread, there is no Torah.
Taanit 20b: When Rav Huna would eat a meal he would open his door and say, Whoever is in need, let that person come and eat.
Baba Batra 11a: A story is told of Binyamin HaTzaddik who was the supervisor of the community’s tzedakah funds. Once, when food was scarce, a woman came to him and said, Rabbi, feed me! He replied I swear there is nothing in the tzedakah fund. She said, If you do not feed me, a woman and her 7 children will die. So he fed them from his own money.
Vayikra Rabbah 34:2: Rabbi Phinehas in the name of Rabbi Reuban said: whoever gives a perutah (small coin) to a poor man, the Holy One, Blessed be He will give him life. For, indeed, is he really giving only a perutah? No he gives him life! How can we explain this? If a loaf of bread costs 10 perutot and a poor man standing in the marketplace has only nine, then is someone gives him a perutah so that he is able to buy a loaf of bread and having eaten it, feels refreshed, the Holy One Blessed be He, says to the donor, ‘In your case too, when your soul presses to break loose from your body, I shall return it to you.
Vayikra Rabbah 34:14: “Some say that careful inquiry should be in regard to beggars who ask for clothing, but no inquiries should be made in regard to food. Others say that in regard to clothing also no inquiries should be made.”
Hilchot Isurai Mizbayach 7:11: When you give food to a hungry person, give him your best and sweetest food.

Psalm 78:29: And they ate and were abundantly sustained and their cravings were satisfied.

Deuteronomy 8:10: And you shall eat and be satisfied and bless the L-rd your G-d.

Amos 9:9: as corn is sifted in a sieve, yet shall not the last grain fall upon the earth.

Shabbat 151b: ...'When a poor man comes to the door, be quick to give him food so that the same may be done to your children.'

Passover Haggadah: Let all who are hungry come in and eat, let all who are needy come in and make Passover.

Exodus 16:4: I will make bread rain down to you from the sky.

Grace After Meals: Our G-d, our Father - tend us, nourish us, sustain us, support us, relieve us...

Ashrei Prayer: The eyes of all look to you with hope and You give them their food in the proper time.

Menucha V'Simcha Zemer: ...with abundant delicacies and a generous spirit...

Grace After Meals: And you shall eat and be satisfied.

Ma Yakar Prayer: ...may You give them to drink from the stream of your delights.