Ephesians 5:19
speaking to yourselves in psalms, and hymns, and spiritual songs, singing and making melody in your heart to the Lord;
Colossians 3:16
Let the word of Christ dwell in you richly in all wisdom; teaching and admonishing one another with psalms, hymns, spiritual songs, singing with grace in your hearts, to God.
Acts 16:25
And about midnight Paul and Silas, while engaged in prayer, were singing praise to God; and the prisoners were listening to them.
1 Corinthians 14:26
What is it, then, brethren? When ye come together, each one of you has a psalm, has a teaching, has a revelation, has a tongue, has an interpretation. Let all things be done unto edification.
James 5:13
Is anyone among you afflicted? let him pray. Is anyone cheerful? let him sing praise.
Matthew 15:8
'This people honor Me with their lips, but their heart is far from Me.
Matthew 26:30
And, having sung praises, they went out into the mount of Olives.
John 4:23-24
But the hour is coming, and now is, when the true worshipers will worship the Father in spirit and truth; for, indeed, the Father seeketh such to be His worshipers.