Romans 14:6

6The one who observes a special day,
Lit. the day
observes it to honor the Lord. The one who eats, eats to honor the Lord, since he gives thanks to God. And the one who does not eat, refrains from eating to honor the Lord; yet he, too, gives thanks to God.1Cor 10:31; Gal 4:10; 1Tim 4:3

1 Timothy 4:3-4

3They will try to stop people from marrying and from eating certain foods, which God created to be received with thanksgiving by those who believe and know the truth.Gen 1:29; 9:3; Rom 14:3, 6, 17; Rom 14:3, 6, 17, 1Cor 7:28, 36, 38; 8:8; 10:30; Col 2:20-21; Heb 13:4 4For everything God created is good, and nothing should be rejected if it is received with thanksgiving,Rom 14:14, 20; 1Cor 10:25; Titus 1:15
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