Bible Verses About Thanksgiving: Should always accompany prayer

And Mathania the son of Micha, the son of Zebedei, the son of Asaph, was the principal man to praise, and to give glory in prayer, and Becbecia, the second, one of his brethren, and Abda the son of Samua, the son of Galal, the son of Idithun.

Be nothing solicitous: but in every thing, by prayer and supplication, with thanksgiving, let your petitions be made known to God.

Be instant in prayer: watching in it with thanksgiving.