Philippians 4:6

Do not be anxious about anything; but under all circumstances, by prayer and entreaty joined with thanksgiving, make your needs known to God.

1 Thessalonians 5:17-18

Never cease to pray;

Treasury of Scripture Knowledge

Summary

And Mattaniah the son of Micha, the son of Zabdi, the son of Asaph, was the principal to begin the thanksgiving in prayer: and Bakbukiah the second among his brethren, and Abda the son of Shammua, the son of Galal, the son of Jeduthun.

Bible References

Thanksgiving

Philippians 4:6
Do not be anxious about anything; but under all circumstances, by prayer and entreaty joined with thanksgiving, make your needs known to God.
1 Thessalonians 5:17
Never cease to pray;