God tested Israel through lack of needs like water, food, fear etc. As a children of God and promised people, When we go through such things, we will enjoy the fellowship of God and God's miraculous providence like Israel had.
Let us never ever drag, complain or compare about our lack of needs. God is testing us like He did for Israel. Know that it's a previllage that God takes special care of us to protect and to nourish our souls.
If we pass this test, We will not fall away worshiping God even when we have plenty. Let's not complain about our lack of things, let's trust to pass the test of lack of needs. God provides He is Jehovaj Jirah.