Psalms 14:4

14:4 All those who behave wickedly do not understand –

those who devour my people as if they were eating bread,

and do not call out to the Lord.

Psalms 53:4

53:4 All those who behave wickedly do not understand –

those who devour my people as if they were eating bread,

and do not call out to God.

Psalms 127:2

127:2 It is vain for you to rise early, come home late,

and work so hard for your food.

Yes, he can provide for those whom he loves even when they sleep.