'Prayer' in the Bible

And the whole multitude of the people were in prayer outside at the hour of the incense offering.

It was at this time that He went off to the mountain to pray, and He spent the whole night in prayer to God.

saying to them, “It is written, ‘And My house shall be a house of prayer,’ but you have made it a robbers’ den.”

When He rose from prayer, He came to the disciples and found them sleeping from sorrow,