Mennonite men do not wear beards unless they wish to do so, while Amish require adult men to wear beards after they get married.
Whenever you fast, do not look dismal, like the hypocrites, for they disfigure their faces so as to show others that they are fasting. Truly I tell you, they have received their reward. But when you fast, put oil on your head and wash your face, so that your fasting may be seen not by others but by your Father who is in secret; and your Father who sees in secret will reward you. — Matthew 6:16-18 (NRSV)View Scripture
Is not this the fast that I choose: to loose the bonds of injustice, to undo the thongs of the yoke, to let the oppressed go free, and to break every yoke. Is it not to share your bread with the hungry, and bring the homeless poor into your house; when you see the naked, to cover them, and not to hide yourself from your own kin? — Isaiah 58:6-7 (NRSV) • Context: Isaiah 58:4-7View Scripture
But the hour is coming, and is now here, when the true worshipers will worship the Father in spirit and truth, for the Father seeks such as these to worship him. God is spirit, and those who worship him must worship in spirit and truth.” — John 4:23-24 (NRSV) • Context: John 4:21-24View Scripture
One day Jesus was praying in a certain place. When he finished, one of his disciples said to him, “Lord, teach us to pray, just as John taught his disciples.” He said to them, “When you pray, say: ‘Father, hallowed be your name, your kingdom come. Give us each day our daily bread. Forgive us our sins, for we also forgive everyone who sins against us. And lead us not into temptation.’” — Luke 11:1-4 (NIV)View Scripture
Again, truly I tell you, if two of you agree on earth about anything you ask, it will be done for you by my Father in heaven. “For where two or three are gathered in my name, I am there among them.” — Matthew 18:19-20 (NRSV)View Scripture
The Lord is near to all who call on him, to all who call on him in truth. He fulfills the desires of those who fear him, he hears their cry and saves them. The Lord watches over all who love him, but all the wicked he will destroy. My mouth will speak in praise of the Lord. Let every creature praise his holy name for ever and ever. — Psalms 145:18-21 (NRSV)View Scripture
[Azariah] went out to meet Asa and said to him, “Hear me, Asa, and all Judah and Benjamin: The Lord is with you, while you are with him. If you seek him, he will be found by you, but if you abandon him, he will abandon you.” — 2 Chronicles 15:2 (NRSV)View Scripture