Hospitality is commanded by God
Heb 13:2 See also Isa 58:6-7; Jn 13:12-15; Ro 12:13; 1Pe 4:9

Hospitality is a responsibility of leaders
1Ti 3:2 See also 1Ti 5:9-10; Tit 1:8

Hospitality indicates true discipleship
Job 31:32 See also Mt 25:35

Hospitality crosses social barriers
Of race Lev 19:33-34 See also Ex 22:21; 23:9

Of class and status Lk 14:12-14 See also Jas 2:2-4

Martin H. Manser, Dictionary of Bible Themes: The Accessible and Comprehensive Tool for Topical Studies (London: Martin Manser, 2009).